Home / 15,465.42-23,198.13-8,583.66

Finding the Fourth Proportional to 15,465.42, 23,198.13 and 8,583.66

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Solution

The fourth proportional to 15,465.42, 23,198.13 and 8,583.66 is: 12,875.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,465.42 : 23,198.13 = 8,583.66 : x
  2. Step 2: Convert to fraction form
    15,465.42/23,198.13 = 8,583.66/x
  3. Step 3: Cross multiply
    15,465.42x = 23,198.13 × 8,583.66
  4. Step 4: Simplify right side
    15,465.42x = 199,124,860.56
  5. Step 5: Solve for x
    x = 199,124,860.56/15,465.42
  6. Step 6: Final answer
    x = 12,875.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.