Home / 16,037.95-22,131.53-9,322.49

Finding the Fourth Proportional to 16,037.95, 22,131.53 and 9,322.49

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Solution

The fourth proportional to 16,037.95, 22,131.53 and 9,322.49 is: 12,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,037.95 : 22,131.53 = 9,322.49 : x
  2. Step 2: Convert to fraction form
    16,037.95/22,131.53 = 9,322.49/x
  3. Step 3: Cross multiply
    16,037.95x = 22,131.53 × 9,322.49
  4. Step 4: Simplify right side
    16,037.95x = 206,321,010.79
  5. Step 5: Solve for x
    x = 206,321,010.79/16,037.95
  6. Step 6: Final answer
    x = 12,864.55

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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.