Home / 16,155.18-22,291.62-9,080.22

Finding the Fourth Proportional to 16,155.18, 22,291.62 and 9,080.22

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Solution

The fourth proportional to 16,155.18, 22,291.62 and 9,080.22 is: 12,529.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,155.18 : 22,291.62 = 9,080.22 : x
  2. Step 2: Convert to fraction form
    16,155.18/22,291.62 = 9,080.22/x
  3. Step 3: Cross multiply
    16,155.18x = 22,291.62 × 9,080.22
  4. Step 4: Simplify right side
    16,155.18x = 202,412,813.76
  5. Step 5: Solve for x
    x = 202,412,813.76/16,155.18
  6. Step 6: Final answer
    x = 12,529.28

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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.