Home / 47,275.96-70,922.37-15,687.91

Finding the Fourth Proportional to 47,275.96, 70,922.37 and 15,687.91

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Solution

The fourth proportional to 47,275.96, 70,922.37 and 15,687.91 is: 23,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,275.96 : 70,922.37 = 15,687.91 : x
  2. Step 2: Convert to fraction form
    47,275.96/70,922.37 = 15,687.91/x
  3. Step 3: Cross multiply
    47,275.96x = 70,922.37 × 15,687.91
  4. Step 4: Simplify right side
    47,275.96x = 1,112,623,757.55
  5. Step 5: Solve for x
    x = 1,112,623,757.55/47,275.96
  6. Step 6: Final answer
    x = 23,534.66

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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.