Home / 35,350.80-52,956.79-20,528.71

Finding the Fourth Proportional to 35,350.80, 52,956.79 and 20,528.71

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Solution

The fourth proportional to 35,350.80, 52,956.79 and 20,528.71 is: 30,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,350.80 : 52,956.79 = 20,528.71 : x
  2. Step 2: Convert to fraction form
    35,350.80/52,956.79 = 20,528.71/x
  3. Step 3: Cross multiply
    35,350.80x = 52,956.79 × 20,528.71
  4. Step 4: Simplify right side
    35,350.80x = 1,087,134,584.44
  5. Step 5: Solve for x
    x = 1,087,134,584.44/35,350.80
  6. Step 6: Final answer
    x = 30,752.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.