Home / 42,168.80-63,212.70-24,381.20

Finding the Fourth Proportional to 42,168.80, 63,212.70 and 24,381.20

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Solution

The fourth proportional to 42,168.80, 63,212.70 and 24,381.20 is: 36,548.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,168.80 : 63,212.70 = 24,381.20 : x
  2. Step 2: Convert to fraction form
    42,168.80/63,212.70 = 24,381.20/x
  3. Step 3: Cross multiply
    42,168.80x = 63,212.70 × 24,381.20
  4. Step 4: Simplify right side
    42,168.80x = 1,541,201,481.24
  5. Step 5: Solve for x
    x = 1,541,201,481.24/42,168.80
  6. Step 6: Final answer
    x = 36,548.38

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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.