Home / 28,347.20-42,520.80-24,891.20

Finding the Fourth Proportional to 28,347.20, 42,520.80 and 24,891.20

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Solution

The fourth proportional to 28,347.20, 42,520.80 and 24,891.20 is: 37,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,347.20 : 42,520.80 = 24,891.20 : x
  2. Step 2: Convert to fraction form
    28,347.20/42,520.80 = 24,891.20/x
  3. Step 3: Cross multiply
    28,347.20x = 42,520.80 × 24,891.20
  4. Step 4: Simplify right side
    28,347.20x = 1,058,393,736.96
  5. Step 5: Solve for x
    x = 1,058,393,736.96/28,347.20
  6. Step 6: Final answer
    x = 37,336.80

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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.