Home / 47,905.52-66,110.31-27,490.91

Finding the Fourth Proportional to 47,905.52, 66,110.31 and 27,490.91

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Solution

The fourth proportional to 47,905.52, 66,110.31 and 27,490.91 is: 37,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.52 : 66,110.31 = 27,490.91 : x
  2. Step 2: Convert to fraction form
    47,905.52/66,110.31 = 27,490.91/x
  3. Step 3: Cross multiply
    47,905.52x = 66,110.31 × 27,490.91
  4. Step 4: Simplify right side
    47,905.52x = 1,817,432,444.83
  5. Step 5: Solve for x
    x = 1,817,432,444.83/47,905.52
  6. Step 6: Final answer
    x = 37,937.85

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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.