Home / 23,545.87-32,478.89-13,979.26

Finding the Fourth Proportional to 23,545.87, 32,478.89 and 13,979.26

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Solution

The fourth proportional to 23,545.87, 32,478.89 and 13,979.26 is: 19,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,545.87 : 32,478.89 = 13,979.26 : x
  2. Step 2: Convert to fraction form
    23,545.87/32,478.89 = 13,979.26/x
  3. Step 3: Cross multiply
    23,545.87x = 32,478.89 × 13,979.26
  4. Step 4: Simplify right side
    23,545.87x = 454,030,818.52
  5. Step 5: Solve for x
    x = 454,030,818.52/23,545.87
  6. Step 6: Final answer
    x = 19,282.82

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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.