Home / 47,575.29-71,345.71-15,975.90

Finding the Fourth Proportional to 47,575.29, 71,345.71 and 15,975.90

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Solution

The fourth proportional to 47,575.29, 71,345.71 and 15,975.90 is: 23,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,575.29 : 71,345.71 = 15,975.90 : x
  2. Step 2: Convert to fraction form
    47,575.29/71,345.71 = 15,975.90/x
  3. Step 3: Cross multiply
    47,575.29x = 71,345.71 × 15,975.90
  4. Step 4: Simplify right side
    47,575.29x = 1,139,811,928.39
  5. Step 5: Solve for x
    x = 1,139,811,928.39/47,575.29
  6. Step 6: Final answer
    x = 23,958.07

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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.