Home / 47,871.42-71,807.17-22,905.58

Finding the Fourth Proportional to 47,871.42, 71,807.17 and 22,905.58

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Solution

The fourth proportional to 47,871.42, 71,807.17 and 22,905.58 is: 34,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,871.42 : 71,807.17 = 22,905.58 : x
  2. Step 2: Convert to fraction form
    47,871.42/71,807.17 = 22,905.58/x
  3. Step 3: Cross multiply
    47,871.42x = 71,807.17 × 22,905.58
  4. Step 4: Simplify right side
    47,871.42x = 1,644,784,877.01
  5. Step 5: Solve for x
    x = 1,644,784,877.01/47,871.42
  6. Step 6: Final answer
    x = 34,358.39

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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.