Home / 16,228.76-22,395.62-9,155.24

Finding the Fourth Proportional to 16,228.76, 22,395.62 and 9,155.24

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Solution

The fourth proportional to 16,228.76, 22,395.62 and 9,155.24 is: 12,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,228.76 : 22,395.62 = 9,155.24 : x
  2. Step 2: Convert to fraction form
    16,228.76/22,395.62 = 9,155.24/x
  3. Step 3: Cross multiply
    16,228.76x = 22,395.62 × 9,155.24
  4. Step 4: Simplify right side
    16,228.76x = 205,037,276.05
  5. Step 5: Solve for x
    x = 205,037,276.05/16,228.76
  6. Step 6: Final answer
    x = 12,634.19

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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.