Home / 19,545.69-29,318.40-6,395.07

Finding the Fourth Proportional to 19,545.69, 29,318.40 and 6,395.07

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Solution

The fourth proportional to 19,545.69, 29,318.40 and 6,395.07 is: 9,592.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.69 : 29,318.40 = 6,395.07 : x
  2. Step 2: Convert to fraction form
    19,545.69/29,318.40 = 6,395.07/x
  3. Step 3: Cross multiply
    19,545.69x = 29,318.40 × 6,395.07
  4. Step 4: Simplify right side
    19,545.69x = 187,493,220.29
  5. Step 5: Solve for x
    x = 187,493,220.29/19,545.69
  6. Step 6: Final answer
    x = 9,592.56

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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.