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Finding the Fourth Proportional to 31,962.40, 44,108.88 and 17,814.88

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Solution

The fourth proportional to 31,962.40, 44,108.88 and 17,814.88 is: 24,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,962.40 : 44,108.88 = 17,814.88 : x
  2. Step 2: Convert to fraction form
    31,962.40/44,108.88 = 17,814.88/x
  3. Step 3: Cross multiply
    31,962.40x = 44,108.88 × 17,814.88
  4. Step 4: Simplify right side
    31,962.40x = 785,794,404.13
  5. Step 5: Solve for x
    x = 785,794,404.13/31,962.40
  6. Step 6: Final answer
    x = 24,584.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.