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Finding the Fourth Proportional to 22,545.81, 33,823.26 and 6,751.20

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Solution

The fourth proportional to 22,545.81, 33,823.26 and 6,751.20 is: 10,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545.81 : 33,823.26 = 6,751.20 : x
  2. Step 2: Convert to fraction form
    22,545.81/33,823.26 = 6,751.20/x
  3. Step 3: Cross multiply
    22,545.81x = 33,823.26 × 6,751.20
  4. Step 4: Simplify right side
    22,545.81x = 228,347,592.91
  5. Step 5: Solve for x
    x = 228,347,592.91/22,545.81
  6. Step 6: Final answer
    x = 10,128.16

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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.