Home / 36,883.28-50,898.48-20,966.72

Finding the Fourth Proportional to 36,883.28, 50,898.48 and 20,966.72

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Solution

The fourth proportional to 36,883.28, 50,898.48 and 20,966.72 is: 28,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883.28 : 50,898.48 = 20,966.72 : x
  2. Step 2: Convert to fraction form
    36,883.28/50,898.48 = 20,966.72/x
  3. Step 3: Cross multiply
    36,883.28x = 50,898.48 × 20,966.72
  4. Step 4: Simplify right side
    36,883.28x = 1,067,174,178.59
  5. Step 5: Solve for x
    x = 1,067,174,178.59/36,883.28
  6. Step 6: Final answer
    x = 28,933.82

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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.