Home / 37,655.20-56,489.28-15,480.64

Finding the Fourth Proportional to 37,655.20, 56,489.28 and 15,480.64

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Solution

The fourth proportional to 37,655.20, 56,489.28 and 15,480.64 is: 23,223.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,655.20 : 56,489.28 = 15,480.64 : x
  2. Step 2: Convert to fraction form
    37,655.20/56,489.28 = 15,480.64/x
  3. Step 3: Cross multiply
    37,655.20x = 56,489.28 × 15,480.64
  4. Step 4: Simplify right side
    37,655.20x = 874,490,207.54
  5. Step 5: Solve for x
    x = 874,490,207.54/37,655.20
  6. Step 6: Final answer
    x = 23,223.62

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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.