Home / 19,545.16-29,100.26-19,269.10

Finding the Fourth Proportional to 19,545.16, 29,100.26 and 19,269.10

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Solution

The fourth proportional to 19,545.16, 29,100.26 and 19,269.10 is: 28,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.16 : 29,100.26 = 19,269.10 : x
  2. Step 2: Convert to fraction form
    19,545.16/29,100.26 = 19,269.10/x
  3. Step 3: Cross multiply
    19,545.16x = 29,100.26 × 19,269.10
  4. Step 4: Simplify right side
    19,545.16x = 560,735,819.97
  5. Step 5: Solve for x
    x = 560,735,819.97/19,545.16
  6. Step 6: Final answer
    x = 28,689.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.