Home / 32,278.75-48,436.88-13,557.35

Finding the Fourth Proportional to 32,278.75, 48,436.88 and 13,557.35

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Solution

The fourth proportional to 32,278.75, 48,436.88 and 13,557.35 is: 20,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,278.75 : 48,436.88 = 13,557.35 : x
  2. Step 2: Convert to fraction form
    32,278.75/48,436.88 = 13,557.35/x
  3. Step 3: Cross multiply
    32,278.75x = 48,436.88 × 13,557.35
  4. Step 4: Simplify right side
    32,278.75x = 656,675,735.07
  5. Step 5: Solve for x
    x = 656,675,735.07/32,278.75
  6. Step 6: Final answer
    x = 20,343.90

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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.