Home / 17,167.49-23,689.99-9,612.55

Finding the Fourth Proportional to 17,167.49, 23,689.99 and 9,612.55

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Solution

The fourth proportional to 17,167.49, 23,689.99 and 9,612.55 is: 13,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,167.49 : 23,689.99 = 9,612.55 : x
  2. Step 2: Convert to fraction form
    17,167.49/23,689.99 = 9,612.55/x
  3. Step 3: Cross multiply
    17,167.49x = 23,689.99 × 9,612.55
  4. Step 4: Simplify right side
    17,167.49x = 227,721,213.37
  5. Step 5: Solve for x
    x = 227,721,213.37/17,167.49
  6. Step 6: Final answer
    x = 13,264.68

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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.