Home / 17,806.10-26,711.55-6,122.90

Finding the Fourth Proportional to 17,806.10, 26,711.55 and 6,122.90

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Solution

The fourth proportional to 17,806.10, 26,711.55 and 6,122.90 is: 9,185.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.10 : 26,711.55 = 6,122.90 : x
  2. Step 2: Convert to fraction form
    17,806.10/26,711.55 = 6,122.90/x
  3. Step 3: Cross multiply
    17,806.10x = 26,711.55 × 6,122.90
  4. Step 4: Simplify right side
    17,806.10x = 163,552,149.50
  5. Step 5: Solve for x
    x = 163,552,149.50/17,806.10
  6. Step 6: Final answer
    x = 9,185.18

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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.