Home / 31,584.87-47,376.54-9,398.46

Finding the Fourth Proportional to 31,584.87, 47,376.54 and 9,398.46

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Solution

The fourth proportional to 31,584.87, 47,376.54 and 9,398.46 is: 14,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584.87 : 47,376.54 = 9,398.46 : x
  2. Step 2: Convert to fraction form
    31,584.87/47,376.54 = 9,398.46/x
  3. Step 3: Cross multiply
    31,584.87x = 47,376.54 × 9,398.46
  4. Step 4: Simplify right side
    31,584.87x = 445,266,516.13
  5. Step 5: Solve for x
    x = 445,266,516.13/31,584.87
  6. Step 6: Final answer
    x = 14,097.46

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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.