Home / 36,038.27-49,735.26-20,122.38

Finding the Fourth Proportional to 36,038.27, 49,735.26 and 20,122.38

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Solution

The fourth proportional to 36,038.27, 49,735.26 and 20,122.38 is: 27,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,038.27 : 49,735.26 = 20,122.38 : x
  2. Step 2: Convert to fraction form
    36,038.27/49,735.26 = 20,122.38/x
  3. Step 3: Cross multiply
    36,038.27x = 49,735.26 × 20,122.38
  4. Step 4: Simplify right side
    36,038.27x = 1,000,791,801.12
  5. Step 5: Solve for x
    x = 1,000,791,801.12/36,038.27
  6. Step 6: Final answer
    x = 27,770.25

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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.