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Finding the Fourth Proportional to 17,867.17, 26,801.16 and 6,779.08

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Solution

The fourth proportional to 17,867.17, 26,801.16 and 6,779.08 is: 10,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.17 : 26,801.16 = 6,779.08 : x
  2. Step 2: Convert to fraction form
    17,867.17/26,801.16 = 6,779.08/x
  3. Step 3: Cross multiply
    17,867.17x = 26,801.16 × 6,779.08
  4. Step 4: Simplify right side
    17,867.17x = 181,687,207.73
  5. Step 5: Solve for x
    x = 181,687,207.73/17,867.17
  6. Step 6: Final answer
    x = 10,168.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.