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Finding the Fourth Proportional to 17,363.76, 26,045.52 and 4,216.20

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Solution

The fourth proportional to 17,363.76, 26,045.52 and 4,216.20 is: 6,324.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,363.76 : 26,045.52 = 4,216.20 : x
  2. Step 2: Convert to fraction form
    17,363.76/26,045.52 = 4,216.20/x
  3. Step 3: Cross multiply
    17,363.76x = 26,045.52 × 4,216.20
  4. Step 4: Simplify right side
    17,363.76x = 109,813,121.42
  5. Step 5: Solve for x
    x = 109,813,121.42/17,363.76
  6. Step 6: Final answer
    x = 6,324.27

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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.