Home / 16,116.24-22,240.32-9,042.64

Finding the Fourth Proportional to 16,116.24, 22,240.32 and 9,042.64

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Solution

The fourth proportional to 16,116.24, 22,240.32 and 9,042.64 is: 12,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.24 : 22,240.32 = 9,042.64 : x
  2. Step 2: Convert to fraction form
    16,116.24/22,240.32 = 9,042.64/x
  3. Step 3: Cross multiply
    16,116.24x = 22,240.32 × 9,042.64
  4. Step 4: Simplify right side
    16,116.24x = 201,111,207.24
  5. Step 5: Solve for x
    x = 201,111,207.24/16,116.24
  6. Step 6: Final answer
    x = 12,478.79

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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.