Home / 40,897.20-61,381.80-24,236.40

Finding the Fourth Proportional to 40,897.20, 61,381.80 and 24,236.40

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Solution

The fourth proportional to 40,897.20, 61,381.80 and 24,236.40 is: 36,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,897.20 : 61,381.80 = 24,236.40 : x
  2. Step 2: Convert to fraction form
    40,897.20/61,381.80 = 24,236.40/x
  3. Step 3: Cross multiply
    40,897.20x = 61,381.80 × 24,236.40
  4. Step 4: Simplify right side
    40,897.20x = 1,487,673,857.52
  5. Step 5: Solve for x
    x = 1,487,673,857.52/40,897.20
  6. Step 6: Final answer
    x = 36,375.93

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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.