Home / 31,629.42-47,428.20-10,562.04

Finding the Fourth Proportional to 31,629.42, 47,428.20 and 10,562.04

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Solution

The fourth proportional to 31,629.42, 47,428.20 and 10,562.04 is: 15,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,629.42 : 47,428.20 = 10,562.04 : x
  2. Step 2: Convert to fraction form
    31,629.42/47,428.20 = 10,562.04/x
  3. Step 3: Cross multiply
    31,629.42x = 47,428.20 × 10,562.04
  4. Step 4: Simplify right side
    31,629.42x = 500,938,545.53
  5. Step 5: Solve for x
    x = 500,938,545.53/31,629.42
  6. Step 6: Final answer
    x = 15,837.74

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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.