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Finding the Fourth Proportional to 24,009.20, 36,013.80 and 7,369.10

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Solution

The fourth proportional to 24,009.20, 36,013.80 and 7,369.10 is: 11,053.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,009.20 : 36,013.80 = 7,369.10 : x
  2. Step 2: Convert to fraction form
    24,009.20/36,013.80 = 7,369.10/x
  3. Step 3: Cross multiply
    24,009.20x = 36,013.80 × 7,369.10
  4. Step 4: Simplify right side
    24,009.20x = 265,389,293.58
  5. Step 5: Solve for x
    x = 265,389,293.58/24,009.20
  6. Step 6: Final answer
    x = 11,053.65

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Similar ratio
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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.