Home / 47,438.98-71,134.29-15,837.69

Finding the Fourth Proportional to 47,438.98, 71,134.29 and 15,837.69

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Solution

The fourth proportional to 47,438.98, 71,134.29 and 15,837.69 is: 23,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,438.98 : 71,134.29 = 15,837.69 : x
  2. Step 2: Convert to fraction form
    47,438.98/71,134.29 = 15,837.69/x
  3. Step 3: Cross multiply
    47,438.98x = 71,134.29 × 15,837.69
  4. Step 4: Simplify right side
    47,438.98x = 1,126,602,833.39
  5. Step 5: Solve for x
    x = 1,126,602,833.39/47,438.98
  6. Step 6: Final answer
    x = 23,748.46

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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.