Home / 36,041.52-49,734.90-20,122.86

Finding the Fourth Proportional to 36,041.52, 49,734.90 and 20,122.86

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Solution

The fourth proportional to 36,041.52, 49,734.90 and 20,122.86 is: 27,768.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,041.52 : 49,734.90 = 20,122.86 : x
  2. Step 2: Convert to fraction form
    36,041.52/49,734.90 = 20,122.86/x
  3. Step 3: Cross multiply
    36,041.52x = 49,734.90 × 20,122.86
  4. Step 4: Simplify right side
    36,041.52x = 1,000,808,429.81
  5. Step 5: Solve for x
    x = 1,000,808,429.81/36,041.52
  6. Step 6: Final answer
    x = 27,768.21

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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.