Home / 16,144.55-22,277.40-9,425.31

Finding the Fourth Proportional to 16,144.55, 22,277.40 and 9,425.31

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Solution

The fourth proportional to 16,144.55, 22,277.40 and 9,425.31 is: 13,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.55 : 22,277.40 = 9,425.31 : x
  2. Step 2: Convert to fraction form
    16,144.55/22,277.40 = 9,425.31/x
  3. Step 3: Cross multiply
    16,144.55x = 22,277.40 × 9,425.31
  4. Step 4: Simplify right side
    16,144.55x = 209,971,400.99
  5. Step 5: Solve for x
    x = 209,971,400.99/16,144.55
  6. Step 6: Final answer
    x = 13,005.71

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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.