Home / 19,545.64-29,318.04-4,754.64

Finding the Fourth Proportional to 19,545.64, 29,318.04 and 4,754.64

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Solution

The fourth proportional to 19,545.64, 29,318.04 and 4,754.64 is: 7,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.64 : 29,318.04 = 4,754.64 : x
  2. Step 2: Convert to fraction form
    19,545.64/29,318.04 = 4,754.64/x
  3. Step 3: Cross multiply
    19,545.64x = 29,318.04 × 4,754.64
  4. Step 4: Simplify right side
    19,545.64x = 139,396,725.71
  5. Step 5: Solve for x
    x = 139,396,725.71/19,545.64
  6. Step 6: Final answer
    x = 7,131.86

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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.