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Finding the Fourth Proportional to 32,355.62, 44,642.04 and 18,930.17

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Solution

The fourth proportional to 32,355.62, 44,642.04 and 18,930.17 is: 26,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,355.62 : 44,642.04 = 18,930.17 : x
  2. Step 2: Convert to fraction form
    32,355.62/44,642.04 = 18,930.17/x
  3. Step 3: Cross multiply
    32,355.62x = 44,642.04 × 18,930.17
  4. Step 4: Simplify right side
    32,355.62x = 845,081,446.96
  5. Step 5: Solve for x
    x = 845,081,446.96/32,355.62
  6. Step 6: Final answer
    x = 26,118.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.