Home / 28,562.49-39,404.02-17,225.54

Finding the Fourth Proportional to 28,562.49, 39,404.02 and 17,225.54

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Solution

The fourth proportional to 28,562.49, 39,404.02 and 17,225.54 is: 23,763.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,562.49 : 39,404.02 = 17,225.54 : x
  2. Step 2: Convert to fraction form
    28,562.49/39,404.02 = 17,225.54/x
  3. Step 3: Cross multiply
    28,562.49x = 39,404.02 × 17,225.54
  4. Step 4: Simplify right side
    28,562.49x = 678,755,494.95
  5. Step 5: Solve for x
    x = 678,755,494.95/28,562.49
  6. Step 6: Final answer
    x = 23,763.88

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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.