Home / 47,939.92-66,159.36-26,719.34

Finding the Fourth Proportional to 47,939.92, 66,159.36 and 26,719.34

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Solution

The fourth proportional to 47,939.92, 66,159.36 and 26,719.34 is: 36,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,939.92 : 66,159.36 = 26,719.34 : x
  2. Step 2: Convert to fraction form
    47,939.92/66,159.36 = 26,719.34/x
  3. Step 3: Cross multiply
    47,939.92x = 66,159.36 × 26,719.34
  4. Step 4: Simplify right side
    47,939.92x = 1,767,734,434.02
  5. Step 5: Solve for x
    x = 1,767,734,434.02/47,939.92
  6. Step 6: Final answer
    x = 36,873.95

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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.