Home / 31,213.65-43,074.98-17,066.49

Finding the Fourth Proportional to 31,213.65, 43,074.98 and 17,066.49

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Solution

The fourth proportional to 31,213.65, 43,074.98 and 17,066.49 is: 23,551.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,213.65 : 43,074.98 = 17,066.49 : x
  2. Step 2: Convert to fraction form
    31,213.65/43,074.98 = 17,066.49/x
  3. Step 3: Cross multiply
    31,213.65x = 43,074.98 × 17,066.49
  4. Step 4: Simplify right side
    31,213.65x = 735,138,630.09
  5. Step 5: Solve for x
    x = 735,138,630.09/31,213.65
  6. Step 6: Final answer
    x = 23,551.83

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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.