Home / 16,073.78-22,182.21-9,001.64

Finding the Fourth Proportional to 16,073.78, 22,182.21 and 9,001.64

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Solution

The fourth proportional to 16,073.78, 22,182.21 and 9,001.64 is: 12,422.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,073.78 : 22,182.21 = 9,001.64 : x
  2. Step 2: Convert to fraction form
    16,073.78/22,182.21 = 9,001.64/x
  3. Step 3: Cross multiply
    16,073.78x = 22,182.21 × 9,001.64
  4. Step 4: Simplify right side
    16,073.78x = 199,676,268.82
  5. Step 5: Solve for x
    x = 199,676,268.82/16,073.78
  6. Step 6: Final answer
    x = 12,422.48

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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.