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Finding the Fourth Proportional to 15,098.21, 22,640.03 and 6,330.77

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Solution

The fourth proportional to 15,098.21, 22,640.03 and 6,330.77 is: 9,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,098.21 : 22,640.03 = 6,330.77 : x
  2. Step 2: Convert to fraction form
    15,098.21/22,640.03 = 6,330.77/x
  3. Step 3: Cross multiply
    15,098.21x = 22,640.03 × 6,330.77
  4. Step 4: Simplify right side
    15,098.21x = 143,328,822.72
  5. Step 5: Solve for x
    x = 143,328,822.72/15,098.21
  6. Step 6: Final answer
    x = 9,493.10

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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.