Home / 15,489.36-23,233.68-4,545.36

Finding the Fourth Proportional to 15,489.36, 23,233.68 and 4,545.36

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Solution

The fourth proportional to 15,489.36, 23,233.68 and 4,545.36 is: 6,817.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.36 : 23,233.68 = 4,545.36 : x
  2. Step 2: Convert to fraction form
    15,489.36/23,233.68 = 4,545.36/x
  3. Step 3: Cross multiply
    15,489.36x = 23,233.68 × 4,545.36
  4. Step 4: Simplify right side
    15,489.36x = 105,605,439.72
  5. Step 5: Solve for x
    x = 105,605,439.72/15,489.36
  6. Step 6: Final answer
    x = 6,817.93

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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.