Home / 17,127.98-23,545.80-14,729.12

Finding the Fourth Proportional to 17,127.98, 23,545.80 and 14,729.12

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Solution

The fourth proportional to 17,127.98, 23,545.80 and 14,729.12 is: 20,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127.98 : 23,545.80 = 14,729.12 : x
  2. Step 2: Convert to fraction form
    17,127.98/23,545.80 = 14,729.12/x
  3. Step 3: Cross multiply
    17,127.98x = 23,545.80 × 14,729.12
  4. Step 4: Simplify right side
    17,127.98x = 346,808,913.70
  5. Step 5: Solve for x
    x = 346,808,913.70/17,127.98
  6. Step 6: Final answer
    x = 20,248.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.