Home / 16,027.72-22,116.64-9,313.63

Finding the Fourth Proportional to 16,027.72, 22,116.64 and 9,313.63

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Solution

The fourth proportional to 16,027.72, 22,116.64 and 9,313.63 is: 12,851.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,027.72 : 22,116.64 = 9,313.63 : x
  2. Step 2: Convert to fraction form
    16,027.72/22,116.64 = 9,313.63/x
  3. Step 3: Cross multiply
    16,027.72x = 22,116.64 × 9,313.63
  4. Step 4: Simplify right side
    16,027.72x = 205,986,201.80
  5. Step 5: Solve for x
    x = 205,986,201.80/16,027.72
  6. Step 6: Final answer
    x = 12,851.87

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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.