Home / 17,617.54-26,423.46-6,521.68

Finding the Fourth Proportional to 17,617.54, 26,423.46 and 6,521.68

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Solution

The fourth proportional to 17,617.54, 26,423.46 and 6,521.68 is: 9,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.54 : 26,423.46 = 6,521.68 : x
  2. Step 2: Convert to fraction form
    17,617.54/26,423.46 = 6,521.68/x
  3. Step 3: Cross multiply
    17,617.54x = 26,423.46 × 6,521.68
  4. Step 4: Simplify right side
    17,617.54x = 172,325,350.61
  5. Step 5: Solve for x
    x = 172,325,350.61/17,617.54
  6. Step 6: Final answer
    x = 9,781.46

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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.