Home / 40,437.20-60,627.08-15,456.20

Finding the Fourth Proportional to 40,437.20, 60,627.08 and 15,456.20

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Solution

The fourth proportional to 40,437.20, 60,627.08 and 15,456.20 is: 23,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,437.20 : 60,627.08 = 15,456.20 : x
  2. Step 2: Convert to fraction form
    40,437.20/60,627.08 = 15,456.20/x
  3. Step 3: Cross multiply
    40,437.20x = 60,627.08 × 15,456.20
  4. Step 4: Simplify right side
    40,437.20x = 937,064,273.90
  5. Step 5: Solve for x
    x = 937,064,273.90/40,437.20
  6. Step 6: Final answer
    x = 23,173.32

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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.