Home / 52,514.64-72,471.78-28,642.68

Finding the Fourth Proportional to 52,514.64, 72,471.78 and 28,642.68

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Solution

The fourth proportional to 52,514.64, 72,471.78 and 28,642.68 is: 39,527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,514.64 : 72,471.78 = 28,642.68 : x
  2. Step 2: Convert to fraction form
    52,514.64/72,471.78 = 28,642.68/x
  3. Step 3: Cross multiply
    52,514.64x = 72,471.78 × 28,642.68
  4. Step 4: Simplify right side
    52,514.64x = 2,075,786,003.57
  5. Step 5: Solve for x
    x = 2,075,786,003.57/52,514.64
  6. Step 6: Final answer
    x = 39,527.76

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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.