Home / 15,764.12-23,661.10-11,591.42

Finding the Fourth Proportional to 15,764.12, 23,661.10 and 11,591.42

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Solution

The fourth proportional to 15,764.12, 23,661.10 and 11,591.42 is: 17,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764.12 : 23,661.10 = 11,591.42 : x
  2. Step 2: Convert to fraction form
    15,764.12/23,661.10 = 11,591.42/x
  3. Step 3: Cross multiply
    15,764.12x = 23,661.10 × 11,591.42
  4. Step 4: Simplify right side
    15,764.12x = 274,265,747.76
  5. Step 5: Solve for x
    x = 274,265,747.76/15,764.12
  6. Step 6: Final answer
    x = 17,398.10

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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.