Home / 19,545.98-29,318.49-5,695.10

Finding the Fourth Proportional to 19,545.98, 29,318.49 and 5,695.10

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Solution

The fourth proportional to 19,545.98, 29,318.49 and 5,695.10 is: 8,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.98 : 29,318.49 = 5,695.10 : x
  2. Step 2: Convert to fraction form
    19,545.98/29,318.49 = 5,695.10/x
  3. Step 3: Cross multiply
    19,545.98x = 29,318.49 × 5,695.10
  4. Step 4: Simplify right side
    19,545.98x = 166,971,732.40
  5. Step 5: Solve for x
    x = 166,971,732.40/19,545.98
  6. Step 6: Final answer
    x = 8,542.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.