Home / 25,344.18-34,979.31-14,737.23

Finding the Fourth Proportional to 25,344.18, 34,979.31 and 14,737.23

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Solution

The fourth proportional to 25,344.18, 34,979.31 and 14,737.23 is: 20,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.18 : 34,979.31 = 14,737.23 : x
  2. Step 2: Convert to fraction form
    25,344.18/34,979.31 = 14,737.23/x
  3. Step 3: Cross multiply
    25,344.18x = 34,979.31 × 14,737.23
  4. Step 4: Simplify right side
    25,344.18x = 515,498,136.71
  5. Step 5: Solve for x
    x = 515,498,136.71/25,344.18
  6. Step 6: Final answer
    x = 20,339.90

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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.