Home / 25,142.97-34,695.63-13,810.26

Finding the Fourth Proportional to 25,142.97, 34,695.63 and 13,810.26

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Solution

The fourth proportional to 25,142.97, 34,695.63 and 13,810.26 is: 19,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,142.97 : 34,695.63 = 13,810.26 : x
  2. Step 2: Convert to fraction form
    25,142.97/34,695.63 = 13,810.26/x
  3. Step 3: Cross multiply
    25,142.97x = 34,695.63 × 13,810.26
  4. Step 4: Simplify right side
    25,142.97x = 479,155,671.16
  5. Step 5: Solve for x
    x = 479,155,671.16/25,142.97
  6. Step 6: Final answer
    x = 19,057.24

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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.