Home / 36,381.30-50,205.66-20,465.76

Finding the Fourth Proportional to 36,381.30, 50,205.66 and 20,465.76

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Solution

The fourth proportional to 36,381.30, 50,205.66 and 20,465.76 is: 28,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.30 : 50,205.66 = 20,465.76 : x
  2. Step 2: Convert to fraction form
    36,381.30/50,205.66 = 20,465.76/x
  3. Step 3: Cross multiply
    36,381.30x = 50,205.66 × 20,465.76
  4. Step 4: Simplify right side
    36,381.30x = 1,027,496,988.20
  5. Step 5: Solve for x
    x = 1,027,496,988.20/36,381.30
  6. Step 6: Final answer
    x = 28,242.45

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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.