Home / 23,278.26-32,124-12,667.66

Finding the Fourth Proportional to 23,278.26, 32,124 and 12,667.66

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Solution

The fourth proportional to 23,278.26, 32,124 and 12,667.66 is: 17,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.26 : 32,124 = 12,667.66 : x
  2. Step 2: Convert to fraction form
    23,278.26/32,124 = 12,667.66/x
  3. Step 3: Cross multiply
    23,278.26x = 32,124 × 12,667.66
  4. Step 4: Simplify right side
    23,278.26x = 406,935,909.84
  5. Step 5: Solve for x
    x = 406,935,909.84/23,278.26
  6. Step 6: Final answer
    x = 17,481.37

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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.