Home / 15,577.94-23,375.55-11,426.42

Finding the Fourth Proportional to 15,577.94, 23,375.55 and 11,426.42

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Solution

The fourth proportional to 15,577.94, 23,375.55 and 11,426.42 is: 17,145.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,577.94 : 23,375.55 = 11,426.42 : x
  2. Step 2: Convert to fraction form
    15,577.94/23,375.55 = 11,426.42/x
  3. Step 3: Cross multiply
    15,577.94x = 23,375.55 × 11,426.42
  4. Step 4: Simplify right side
    15,577.94x = 267,098,852.03
  5. Step 5: Solve for x
    x = 267,098,852.03/15,577.94
  6. Step 6: Final answer
    x = 17,145.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.