Home / 11,101.30-16,534.16-11,047.65

Finding the Fourth Proportional to 11,101.30, 16,534.16 and 11,047.65

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Solution

The fourth proportional to 11,101.30, 16,534.16 and 11,047.65 is: 16,454.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.30 : 16,534.16 = 11,047.65 : x
  2. Step 2: Convert to fraction form
    11,101.30/16,534.16 = 11,047.65/x
  3. Step 3: Cross multiply
    11,101.30x = 16,534.16 × 11,047.65
  4. Step 4: Simplify right side
    11,101.30x = 182,663,612.72
  5. Step 5: Solve for x
    x = 182,663,612.72/11,101.30
  6. Step 6: Final answer
    x = 16,454.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.