Home / 22,186.02-30,613.22-12,752.76

Finding the Fourth Proportional to 22,186.02, 30,613.22 and 12,752.76

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Solution

The fourth proportional to 22,186.02, 30,613.22 and 12,752.76 is: 17,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186.02 : 30,613.22 = 12,752.76 : x
  2. Step 2: Convert to fraction form
    22,186.02/30,613.22 = 12,752.76/x
  3. Step 3: Cross multiply
    22,186.02x = 30,613.22 × 12,752.76
  4. Step 4: Simplify right side
    22,186.02x = 390,403,047.49
  5. Step 5: Solve for x
    x = 390,403,047.49/22,186.02
  6. Step 6: Final answer
    x = 17,596.80

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Half scale
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Double scale
Find fourth proportional to 22,187.02, 30,614.60 and 12,753.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.