Home / 32,450.56-44,781.60-18,302.56

Finding the Fourth Proportional to 32,450.56, 44,781.60 and 18,302.56

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Solution

The fourth proportional to 32,450.56, 44,781.60 and 18,302.56 is: 25,257.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,450.56 : 44,781.60 = 18,302.56 : x
  2. Step 2: Convert to fraction form
    32,450.56/44,781.60 = 18,302.56/x
  3. Step 3: Cross multiply
    32,450.56x = 44,781.60 × 18,302.56
  4. Step 4: Simplify right side
    32,450.56x = 819,617,920.90
  5. Step 5: Solve for x
    x = 819,617,920.90/32,450.56
  6. Step 6: Final answer
    x = 25,257.44

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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.