Home / 25,439.31-35,106.45-14,108.17

Finding the Fourth Proportional to 25,439.31, 35,106.45 and 14,108.17

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Solution

The fourth proportional to 25,439.31, 35,106.45 and 14,108.17 is: 19,469.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.31 : 35,106.45 = 14,108.17 : x
  2. Step 2: Convert to fraction form
    25,439.31/35,106.45 = 14,108.17/x
  3. Step 3: Cross multiply
    25,439.31x = 35,106.45 × 14,108.17
  4. Step 4: Simplify right side
    25,439.31x = 495,287,694.16
  5. Step 5: Solve for x
    x = 495,287,694.16/25,439.31
  6. Step 6: Final answer
    x = 19,469.38

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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.