Home / 22,925.52-31,639.10-13,495.95

Finding the Fourth Proportional to 22,925.52, 31,639.10 and 13,495.95

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Solution

The fourth proportional to 22,925.52, 31,639.10 and 13,495.95 is: 18,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,925.52 : 31,639.10 = 13,495.95 : x
  2. Step 2: Convert to fraction form
    22,925.52/31,639.10 = 13,495.95/x
  3. Step 3: Cross multiply
    22,925.52x = 31,639.10 × 13,495.95
  4. Step 4: Simplify right side
    22,925.52x = 426,999,644.17
  5. Step 5: Solve for x
    x = 426,999,644.17/22,925.52
  6. Step 6: Final answer
    x = 18,625.52

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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.