Home / 37,276.65-55,915.11-13,902.75

Finding the Fourth Proportional to 37,276.65, 55,915.11 and 13,902.75

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Solution

The fourth proportional to 37,276.65, 55,915.11 and 13,902.75 is: 20,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,276.65 : 55,915.11 = 13,902.75 : x
  2. Step 2: Convert to fraction form
    37,276.65/55,915.11 = 13,902.75/x
  3. Step 3: Cross multiply
    37,276.65x = 55,915.11 × 13,902.75
  4. Step 4: Simplify right side
    37,276.65x = 777,373,795.55
  5. Step 5: Solve for x
    x = 777,373,795.55/37,276.65
  6. Step 6: Final answer
    x = 20,854.18

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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.