Home / 18,312.22-27,471.17-6,467.55

Finding the Fourth Proportional to 18,312.22, 27,471.17 and 6,467.55

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Solution

The fourth proportional to 18,312.22, 27,471.17 and 6,467.55 is: 9,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,312.22 : 27,471.17 = 6,467.55 : x
  2. Step 2: Convert to fraction form
    18,312.22/27,471.17 = 6,467.55/x
  3. Step 3: Cross multiply
    18,312.22x = 27,471.17 × 6,467.55
  4. Step 4: Simplify right side
    18,312.22x = 177,671,165.53
  5. Step 5: Solve for x
    x = 177,671,165.53/18,312.22
  6. Step 6: Final answer
    x = 9,702.33

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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.