Home / 31,508.33-47,270.06-9,019.34

Finding the Fourth Proportional to 31,508.33, 47,270.06 and 9,019.34

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Solution

The fourth proportional to 31,508.33, 47,270.06 and 9,019.34 is: 13,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508.33 : 47,270.06 = 9,019.34 : x
  2. Step 2: Convert to fraction form
    31,508.33/47,270.06 = 9,019.34/x
  3. Step 3: Cross multiply
    31,508.33x = 47,270.06 × 9,019.34
  4. Step 4: Simplify right side
    31,508.33x = 426,344,742.96
  5. Step 5: Solve for x
    x = 426,344,742.96/31,508.33
  6. Step 6: Final answer
    x = 13,531.18

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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.