Home / 40,847.62-61,275.20-15,889.56

Finding the Fourth Proportional to 40,847.62, 61,275.20 and 15,889.56

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Solution

The fourth proportional to 40,847.62, 61,275.20 and 15,889.56 is: 23,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,847.62 : 61,275.20 = 15,889.56 : x
  2. Step 2: Convert to fraction form
    40,847.62/61,275.20 = 15,889.56/x
  3. Step 3: Cross multiply
    40,847.62x = 61,275.20 × 15,889.56
  4. Step 4: Simplify right side
    40,847.62x = 973,635,966.91
  5. Step 5: Solve for x
    x = 973,635,966.91/40,847.62
  6. Step 6: Final answer
    x = 23,835.81

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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.