Home / 17,689.63-24,397.87-10,971.49

Finding the Fourth Proportional to 17,689.63, 24,397.87 and 10,971.49

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Solution

The fourth proportional to 17,689.63, 24,397.87 and 10,971.49 is: 15,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.63 : 24,397.87 = 10,971.49 : x
  2. Step 2: Convert to fraction form
    17,689.63/24,397.87 = 10,971.49/x
  3. Step 3: Cross multiply
    17,689.63x = 24,397.87 × 10,971.49
  4. Step 4: Simplify right side
    17,689.63x = 267,680,986.73
  5. Step 5: Solve for x
    x = 267,680,986.73/17,689.63
  6. Step 6: Final answer
    x = 15,132.09

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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.