Home / 47,835.96-71,759.70-15,816.12

Finding the Fourth Proportional to 47,835.96, 71,759.70 and 15,816.12

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Solution

The fourth proportional to 47,835.96, 71,759.70 and 15,816.12 is: 23,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,835.96 : 71,759.70 = 15,816.12 : x
  2. Step 2: Convert to fraction form
    47,835.96/71,759.70 = 15,816.12/x
  3. Step 3: Cross multiply
    47,835.96x = 71,759.70 × 15,816.12
  4. Step 4: Simplify right side
    47,835.96x = 1,134,960,026.36
  5. Step 5: Solve for x
    x = 1,134,960,026.36/47,835.96
  6. Step 6: Final answer
    x = 23,726.08

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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.