Home / 47,643.00-71,427.59-27,621.70

Finding the Fourth Proportional to 47,643.00, 71,427.59 and 27,621.70

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Solution

The fourth proportional to 47,643.00, 71,427.59 and 27,621.70 is: 41,411.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,643.00 : 71,427.59 = 27,621.70 : x
  2. Step 2: Convert to fraction form
    47,643.00/71,427.59 = 27,621.70/x
  3. Step 3: Cross multiply
    47,643.00x = 71,427.59 × 27,621.70
  4. Step 4: Simplify right side
    47,643.00x = 1,972,951,207.43
  5. Step 5: Solve for x
    x = 1,972,951,207.43/47,643.00
  6. Step 6: Final answer
    x = 41,411.15

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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.