Home / 23,545.74-32,478.71-13,979.14

Finding the Fourth Proportional to 23,545.74, 32,478.71 and 13,979.14

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Solution

The fourth proportional to 23,545.74, 32,478.71 and 13,979.14 is: 19,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,545.74 : 32,478.71 = 13,979.14 : x
  2. Step 2: Convert to fraction form
    23,545.74/32,478.71 = 13,979.14/x
  3. Step 3: Cross multiply
    23,545.74x = 32,478.71 × 13,979.14
  4. Step 4: Simplify right side
    23,545.74x = 454,024,434.11
  5. Step 5: Solve for x
    x = 454,024,434.11/23,545.74
  6. Step 6: Final answer
    x = 19,282.66

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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.