Home / 36,341.28-50,156.10-20,426.76

Finding the Fourth Proportional to 36,341.28, 50,156.10 and 20,426.76

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Solution

The fourth proportional to 36,341.28, 50,156.10 and 20,426.76 is: 28,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,341.28 : 50,156.10 = 20,426.76 : x
  2. Step 2: Convert to fraction form
    36,341.28/50,156.10 = 20,426.76/x
  3. Step 3: Cross multiply
    36,341.28x = 50,156.10 × 20,426.76
  4. Step 4: Simplify right side
    36,341.28x = 1,024,526,617.24
  5. Step 5: Solve for x
    x = 1,024,526,617.24/36,341.28
  6. Step 6: Final answer
    x = 28,191.81

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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.