Home / 19,964.38-27,545.76-14,649.96

Finding the Fourth Proportional to 19,964.38, 27,545.76 and 14,649.96

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Solution

The fourth proportional to 19,964.38, 27,545.76 and 14,649.96 is: 20,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.38 : 27,545.76 = 14,649.96 : x
  2. Step 2: Convert to fraction form
    19,964.38/27,545.76 = 14,649.96/x
  3. Step 3: Cross multiply
    19,964.38x = 27,545.76 × 14,649.96
  4. Step 4: Simplify right side
    19,964.38x = 403,544,282.17
  5. Step 5: Solve for x
    x = 403,544,282.17/19,964.38
  6. Step 6: Final answer
    x = 20,213.21

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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.