Home / 29,891.20-44,798.40-12,373.12

Finding the Fourth Proportional to 29,891.20, 44,798.40 and 12,373.12

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Solution

The fourth proportional to 29,891.20, 44,798.40 and 12,373.12 is: 18,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,891.20 : 44,798.40 = 12,373.12 : x
  2. Step 2: Convert to fraction form
    29,891.20/44,798.40 = 12,373.12/x
  3. Step 3: Cross multiply
    29,891.20x = 44,798.40 × 12,373.12
  4. Step 4: Simplify right side
    29,891.20x = 554,295,979.01
  5. Step 5: Solve for x
    x = 554,295,979.01/29,891.20
  6. Step 6: Final answer
    x = 18,543.78

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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.