Home / 11,827.10-16,316.48-8,292.66

Finding the Fourth Proportional to 11,827.10, 16,316.48 and 8,292.66

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Solution

The fourth proportional to 11,827.10, 16,316.48 and 8,292.66 is: 11,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.10 : 16,316.48 = 8,292.66 : x
  2. Step 2: Convert to fraction form
    11,827.10/16,316.48 = 8,292.66/x
  3. Step 3: Cross multiply
    11,827.10x = 16,316.48 × 8,292.66
  4. Step 4: Simplify right side
    11,827.10x = 135,306,979.57
  5. Step 5: Solve for x
    x = 135,306,979.57/11,827.10
  6. Step 6: Final answer
    x = 11,440.42

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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.