Home / 29,375.18-40,538.06-15,946.55

Finding the Fourth Proportional to 29,375.18, 40,538.06 and 15,946.55

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Solution

The fourth proportional to 29,375.18, 40,538.06 and 15,946.55 is: 22,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,375.18 : 40,538.06 = 15,946.55 : x
  2. Step 2: Convert to fraction form
    29,375.18/40,538.06 = 15,946.55/x
  3. Step 3: Cross multiply
    29,375.18x = 40,538.06 × 15,946.55
  4. Step 4: Simplify right side
    29,375.18x = 646,442,200.69
  5. Step 5: Solve for x
    x = 646,442,200.69/29,375.18
  6. Step 6: Final answer
    x = 22,006.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.