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Finding the Fourth Proportional to 15,110.52, 22,661.68 and 9,555.52

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Solution

The fourth proportional to 15,110.52, 22,661.68 and 9,555.52 is: 14,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.52 : 22,661.68 = 9,555.52 : x
  2. Step 2: Convert to fraction form
    15,110.52/22,661.68 = 9,555.52/x
  3. Step 3: Cross multiply
    15,110.52x = 22,661.68 × 9,555.52
  4. Step 4: Simplify right side
    15,110.52x = 216,544,136.47
  5. Step 5: Solve for x
    x = 216,544,136.47/15,110.52
  6. Step 6: Final answer
    x = 14,330.69

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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.