Home / 16,182.10-22,275.16-13,951.36

Finding the Fourth Proportional to 16,182.10, 22,275.16 and 13,951.36

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Solution

The fourth proportional to 16,182.10, 22,275.16 and 13,951.36 is: 19,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,182.10 : 22,275.16 = 13,951.36 : x
  2. Step 2: Convert to fraction form
    16,182.10/22,275.16 = 13,951.36/x
  3. Step 3: Cross multiply
    16,182.10x = 22,275.16 × 13,951.36
  4. Step 4: Simplify right side
    16,182.10x = 310,768,776.22
  5. Step 5: Solve for x
    x = 310,768,776.22/16,182.10
  6. Step 6: Final answer
    x = 19,204.48

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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.