Home / 17,045.40-23,526.78-11,380.44

Finding the Fourth Proportional to 17,045.40, 23,526.78 and 11,380.44

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Solution

The fourth proportional to 17,045.40, 23,526.78 and 11,380.44 is: 15,707.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.40 : 23,526.78 = 11,380.44 : x
  2. Step 2: Convert to fraction form
    17,045.40/23,526.78 = 11,380.44/x
  3. Step 3: Cross multiply
    17,045.40x = 23,526.78 × 11,380.44
  4. Step 4: Simplify right side
    17,045.40x = 267,745,108.18
  5. Step 5: Solve for x
    x = 267,745,108.18/17,045.40
  6. Step 6: Final answer
    x = 15,707.76

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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.