Home / 47,432.78-71,190.06-26,393.84

Finding the Fourth Proportional to 47,432.78, 71,190.06 and 26,393.84

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Solution

The fourth proportional to 47,432.78, 71,190.06 and 26,393.84 is: 39,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,432.78 : 71,190.06 = 26,393.84 : x
  2. Step 2: Convert to fraction form
    47,432.78/71,190.06 = 26,393.84/x
  3. Step 3: Cross multiply
    47,432.78x = 71,190.06 × 26,393.84
  4. Step 4: Simplify right side
    47,432.78x = 1,878,979,053.23
  5. Step 5: Solve for x
    x = 1,878,979,053.23/47,432.78
  6. Step 6: Final answer
    x = 39,613.51

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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.