Home / 37,447.79-56,165.56-12,488.04

Finding the Fourth Proportional to 37,447.79, 56,165.56 and 12,488.04

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Solution

The fourth proportional to 37,447.79, 56,165.56 and 12,488.04 is: 18,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447.79 : 56,165.56 = 12,488.04 : x
  2. Step 2: Convert to fraction form
    37,447.79/56,165.56 = 12,488.04/x
  3. Step 3: Cross multiply
    37,447.79x = 56,165.56 × 12,488.04
  4. Step 4: Simplify right side
    37,447.79x = 701,397,759.90
  5. Step 5: Solve for x
    x = 701,397,759.90/37,447.79
  6. Step 6: Final answer
    x = 18,730.02

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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.