Home / 25,196.13-34,772.10-14,442.80

Finding the Fourth Proportional to 25,196.13, 34,772.10 and 14,442.80

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Solution

The fourth proportional to 25,196.13, 34,772.10 and 14,442.80 is: 19,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,196.13 : 34,772.10 = 14,442.80 : x
  2. Step 2: Convert to fraction form
    25,196.13/34,772.10 = 14,442.80/x
  3. Step 3: Cross multiply
    25,196.13x = 34,772.10 × 14,442.80
  4. Step 4: Simplify right side
    25,196.13x = 502,206,436.90
  5. Step 5: Solve for x
    x = 502,206,436.90/25,196.13
  6. Step 6: Final answer
    x = 19,931.88

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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.