Home / 31,559.31-47,345.72-9,374.22

Finding the Fourth Proportional to 31,559.31, 47,345.72 and 9,374.22

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Solution

The fourth proportional to 31,559.31, 47,345.72 and 9,374.22 is: 14,063.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559.31 : 47,345.72 = 9,374.22 : x
  2. Step 2: Convert to fraction form
    31,559.31/47,345.72 = 9,374.22/x
  3. Step 3: Cross multiply
    31,559.31x = 47,345.72 × 9,374.22
  4. Step 4: Simplify right side
    31,559.31x = 443,829,148.47
  5. Step 5: Solve for x
    x = 443,829,148.47/31,559.31
  6. Step 6: Final answer
    x = 14,063.33

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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.