Home / 36,171.54-49,915.58-20,038.20

Finding the Fourth Proportional to 36,171.54, 49,915.58 and 20,038.20

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Solution

The fourth proportional to 36,171.54, 49,915.58 and 20,038.20 is: 27,652.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,171.54 : 49,915.58 = 20,038.20 : x
  2. Step 2: Convert to fraction form
    36,171.54/49,915.58 = 20,038.20/x
  3. Step 3: Cross multiply
    36,171.54x = 49,915.58 × 20,038.20
  4. Step 4: Simplify right side
    36,171.54x = 1,000,218,375.16
  5. Step 5: Solve for x
    x = 1,000,218,375.16/36,171.54
  6. Step 6: Final answer
    x = 27,652.08

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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.