Home / 31,530.62-47,272.23-14,881.17

Finding the Fourth Proportional to 31,530.62, 47,272.23 and 14,881.17

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Solution

The fourth proportional to 31,530.62, 47,272.23 and 14,881.17 is: 22,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530.62 : 47,272.23 = 14,881.17 : x
  2. Step 2: Convert to fraction form
    31,530.62/47,272.23 = 14,881.17/x
  3. Step 3: Cross multiply
    31,530.62x = 47,272.23 × 14,881.17
  4. Step 4: Simplify right side
    31,530.62x = 703,466,090.91
  5. Step 5: Solve for x
    x = 703,466,090.91/31,530.62
  6. Step 6: Final answer
    x = 22,310.57

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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.