Home / 42,630.40-63,859.20-24,140.80

Finding the Fourth Proportional to 42,630.40, 63,859.20 and 24,140.80

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Solution

The fourth proportional to 42,630.40, 63,859.20 and 24,140.80 is: 36,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,630.40 : 63,859.20 = 24,140.80 : x
  2. Step 2: Convert to fraction form
    42,630.40/63,859.20 = 24,140.80/x
  3. Step 3: Cross multiply
    42,630.40x = 63,859.20 × 24,140.80
  4. Step 4: Simplify right side
    42,630.40x = 1,541,612,175.36
  5. Step 5: Solve for x
    x = 1,541,612,175.36/42,630.40
  6. Step 6: Final answer
    x = 36,162.27

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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.