Home / 17,397.55-24,028.56-11,455.78

Finding the Fourth Proportional to 17,397.55, 24,028.56 and 11,455.78

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Solution

The fourth proportional to 17,397.55, 24,028.56 and 11,455.78 is: 15,822.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,397.55 : 24,028.56 = 11,455.78 : x
  2. Step 2: Convert to fraction form
    17,397.55/24,028.56 = 11,455.78/x
  3. Step 3: Cross multiply
    17,397.55x = 24,028.56 × 11,455.78
  4. Step 4: Simplify right side
    17,397.55x = 275,265,897.08
  5. Step 5: Solve for x
    x = 275,265,897.08/17,397.55
  6. Step 6: Final answer
    x = 15,822.11

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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.