Home / 47,008.86-64,871.85-25,787.97

Finding the Fourth Proportional to 47,008.86, 64,871.85 and 25,787.97

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Solution

The fourth proportional to 47,008.86, 64,871.85 and 25,787.97 is: 35,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,008.86 : 64,871.85 = 25,787.97 : x
  2. Step 2: Convert to fraction form
    47,008.86/64,871.85 = 25,787.97/x
  3. Step 3: Cross multiply
    47,008.86x = 64,871.85 × 25,787.97
  4. Step 4: Simplify right side
    47,008.86x = 1,672,913,321.64
  5. Step 5: Solve for x
    x = 1,672,913,321.64/47,008.86
  6. Step 6: Final answer
    x = 35,587.19

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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.