Home / 17,129.88-23,637.49-9,575.55

Finding the Fourth Proportional to 17,129.88, 23,637.49 and 9,575.55

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Solution

The fourth proportional to 17,129.88, 23,637.49 and 9,575.55 is: 13,213.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.88 : 23,637.49 = 9,575.55 : x
  2. Step 2: Convert to fraction form
    17,129.88/23,637.49 = 9,575.55/x
  3. Step 3: Cross multiply
    17,129.88x = 23,637.49 × 9,575.55
  4. Step 4: Simplify right side
    17,129.88x = 226,341,943.43
  5. Step 5: Solve for x
    x = 226,341,943.43/17,129.88
  6. Step 6: Final answer
    x = 13,213.28

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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.