Home / 16,291.72-22,425.78-14,060.68

Finding the Fourth Proportional to 16,291.72, 22,425.78 and 14,060.68

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Solution

The fourth proportional to 16,291.72, 22,425.78 and 14,060.68 is: 19,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,291.72 : 22,425.78 = 14,060.68 : x
  2. Step 2: Convert to fraction form
    16,291.72/22,425.78 = 14,060.68/x
  3. Step 3: Cross multiply
    16,291.72x = 22,425.78 × 14,060.68
  4. Step 4: Simplify right side
    16,291.72x = 315,321,716.33
  5. Step 5: Solve for x
    x = 315,321,716.33/16,291.72
  6. Step 6: Final answer
    x = 19,354.72

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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.