Home / 36,432.32-54,685.92-18,897.44

Finding the Fourth Proportional to 36,432.32, 54,685.92 and 18,897.44

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Solution

The fourth proportional to 36,432.32, 54,685.92 and 18,897.44 is: 28,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,432.32 : 54,685.92 = 18,897.44 : x
  2. Step 2: Convert to fraction form
    36,432.32/54,685.92 = 18,897.44/x
  3. Step 3: Cross multiply
    36,432.32x = 54,685.92 × 18,897.44
  4. Step 4: Simplify right side
    36,432.32x = 1,033,423,892.04
  5. Step 5: Solve for x
    x = 1,033,423,892.04/36,432.32
  6. Step 6: Final answer
    x = 28,365.58

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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.