Home / 36,434.38-50,278.95-20,519.02

Finding the Fourth Proportional to 36,434.38, 50,278.95 and 20,519.02

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Solution

The fourth proportional to 36,434.38, 50,278.95 and 20,519.02 is: 28,315.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434.38 : 50,278.95 = 20,519.02 : x
  2. Step 2: Convert to fraction form
    36,434.38/50,278.95 = 20,519.02/x
  3. Step 3: Cross multiply
    36,434.38x = 50,278.95 × 20,519.02
  4. Step 4: Simplify right side
    36,434.38x = 1,031,674,780.63
  5. Step 5: Solve for x
    x = 1,031,674,780.63/36,434.38
  6. Step 6: Final answer
    x = 28,315.97

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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.