Home / 24,899.20-37,359.60-12,587.20

Finding the Fourth Proportional to 24,899.20, 37,359.60 and 12,587.20

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Solution

The fourth proportional to 24,899.20, 37,359.60 and 12,587.20 is: 18,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,899.20 : 37,359.60 = 12,587.20 : x
  2. Step 2: Convert to fraction form
    24,899.20/37,359.60 = 12,587.20/x
  3. Step 3: Cross multiply
    24,899.20x = 37,359.60 × 12,587.20
  4. Step 4: Simplify right side
    24,899.20x = 470,252,757.12
  5. Step 5: Solve for x
    x = 470,252,757.12/24,899.20
  6. Step 6: Final answer
    x = 18,886.26

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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.