Home / 23,278.37-32,124.13-12,668.06

Finding the Fourth Proportional to 23,278.37, 32,124.13 and 12,668.06

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Solution

The fourth proportional to 23,278.37, 32,124.13 and 12,668.06 is: 17,481.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,278.37 : 32,124.13 = 12,668.06 : x
  2. Step 2: Convert to fraction form
    23,278.37/32,124.13 = 12,668.06/x
  3. Step 3: Cross multiply
    23,278.37x = 32,124.13 × 12,668.06
  4. Step 4: Simplify right side
    23,278.37x = 406,950,454.93
  5. Step 5: Solve for x
    x = 406,950,454.93/23,278.37
  6. Step 6: Final answer
    x = 17,481.92

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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.