Home / 31,613.65-43,627.89-17,274.88

Finding the Fourth Proportional to 31,613.65, 43,627.89 and 17,274.88

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Solution

The fourth proportional to 31,613.65, 43,627.89 and 17,274.88 is: 23,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,613.65 : 43,627.89 = 17,274.88 : x
  2. Step 2: Convert to fraction form
    31,613.65/43,627.89 = 17,274.88/x
  3. Step 3: Cross multiply
    31,613.65x = 43,627.89 × 17,274.88
  4. Step 4: Simplify right side
    31,613.65x = 753,666,564.40
  5. Step 5: Solve for x
    x = 753,666,564.40/31,613.65
  6. Step 6: Final answer
    x = 23,839.91

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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.