Home / 17,808.30-26,711.19-6,121.26

Finding the Fourth Proportional to 17,808.30, 26,711.19 and 6,121.26

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Solution

The fourth proportional to 17,808.30, 26,711.19 and 6,121.26 is: 9,181.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.30 : 26,711.19 = 6,121.26 : x
  2. Step 2: Convert to fraction form
    17,808.30/26,711.19 = 6,121.26/x
  3. Step 3: Cross multiply
    17,808.30x = 26,711.19 × 6,121.26
  4. Step 4: Simplify right side
    17,808.30x = 163,506,138.90
  5. Step 5: Solve for x
    x = 163,506,138.90/17,808.30
  6. Step 6: Final answer
    x = 9,181.46

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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.