Home / 25,229.02-37,821.53-10,428.70

Finding the Fourth Proportional to 25,229.02, 37,821.53 and 10,428.70

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Solution

The fourth proportional to 25,229.02, 37,821.53 and 10,428.70 is: 15,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229.02 : 37,821.53 = 10,428.70 : x
  2. Step 2: Convert to fraction form
    25,229.02/37,821.53 = 10,428.70/x
  3. Step 3: Cross multiply
    25,229.02x = 37,821.53 × 10,428.70
  4. Step 4: Simplify right side
    25,229.02x = 394,429,389.91
  5. Step 5: Solve for x
    x = 394,429,389.91/25,229.02
  6. Step 6: Final answer
    x = 15,633.96

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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.