Home / 31,518.76-47,282.46-9,333.96

Finding the Fourth Proportional to 31,518.76, 47,282.46 and 9,333.96

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Solution

The fourth proportional to 31,518.76, 47,282.46 and 9,333.96 is: 14,002.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518.76 : 47,282.46 = 9,333.96 : x
  2. Step 2: Convert to fraction form
    31,518.76/47,282.46 = 9,333.96/x
  3. Step 3: Cross multiply
    31,518.76x = 47,282.46 × 9,333.96
  4. Step 4: Simplify right side
    31,518.76x = 441,332,590.34
  5. Step 5: Solve for x
    x = 441,332,590.34/31,518.76
  6. Step 6: Final answer
    x = 14,002.22

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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.