Home / 32,821.02-45,294.03-18,674.76

Finding the Fourth Proportional to 32,821.02, 45,294.03 and 18,674.76

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Solution

The fourth proportional to 32,821.02, 45,294.03 and 18,674.76 is: 25,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,821.02 : 45,294.03 = 18,674.76 : x
  2. Step 2: Convert to fraction form
    32,821.02/45,294.03 = 18,674.76/x
  3. Step 3: Cross multiply
    32,821.02x = 45,294.03 × 18,674.76
  4. Step 4: Simplify right side
    32,821.02x = 845,855,139.68
  5. Step 5: Solve for x
    x = 845,855,139.68/32,821.02
  6. Step 6: Final answer
    x = 25,771.75

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.