Home / 16,155.72-22,293.06-9,080.64

Finding the Fourth Proportional to 16,155.72, 22,293.06 and 9,080.64

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Solution

The fourth proportional to 16,155.72, 22,293.06 and 9,080.64 is: 12,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,155.72 : 22,293.06 = 9,080.64 : x
  2. Step 2: Convert to fraction form
    16,155.72/22,293.06 = 9,080.64/x
  3. Step 3: Cross multiply
    16,155.72x = 22,293.06 × 9,080.64
  4. Step 4: Simplify right side
    16,155.72x = 202,435,252.36
  5. Step 5: Solve for x
    x = 202,435,252.36/16,155.72
  6. Step 6: Final answer
    x = 12,530.25

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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.