Home / 25,122.16-34,669.02-13,792.71

Finding the Fourth Proportional to 25,122.16, 34,669.02 and 13,792.71

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Solution

The fourth proportional to 25,122.16, 34,669.02 and 13,792.71 is: 19,034.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.16 : 34,669.02 = 13,792.71 : x
  2. Step 2: Convert to fraction form
    25,122.16/34,669.02 = 13,792.71/x
  3. Step 3: Cross multiply
    25,122.16x = 34,669.02 × 13,792.71
  4. Step 4: Simplify right side
    25,122.16x = 478,179,669.88
  5. Step 5: Solve for x
    x = 478,179,669.88/25,122.16
  6. Step 6: Final answer
    x = 19,034.18

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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.