Home / 16,085.20-22,197.60-9,011.68

Finding the Fourth Proportional to 16,085.20, 22,197.60 and 9,011.68

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Solution

The fourth proportional to 16,085.20, 22,197.60 and 9,011.68 is: 12,436.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,085.20 : 22,197.60 = 9,011.68 : x
  2. Step 2: Convert to fraction form
    16,085.20/22,197.60 = 9,011.68/x
  3. Step 3: Cross multiply
    16,085.20x = 22,197.60 × 9,011.68
  4. Step 4: Simplify right side
    16,085.20x = 200,037,667.97
  5. Step 5: Solve for x
    x = 200,037,667.97/16,085.20
  6. Step 6: Final answer
    x = 12,436.13

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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.