Home / 31,373.24-47,061.48-13,843.22

Finding the Fourth Proportional to 31,373.24, 47,061.48 and 13,843.22

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Solution

The fourth proportional to 31,373.24, 47,061.48 and 13,843.22 is: 20,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,373.24 : 47,061.48 = 13,843.22 : x
  2. Step 2: Convert to fraction form
    31,373.24/47,061.48 = 13,843.22/x
  3. Step 3: Cross multiply
    31,373.24x = 47,061.48 × 13,843.22
  4. Step 4: Simplify right side
    31,373.24x = 651,482,421.17
  5. Step 5: Solve for x
    x = 651,482,421.17/31,373.24
  6. Step 6: Final answer
    x = 20,765.54

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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.