Home / 52,760.09-72,808.92-28,886.76

Finding the Fourth Proportional to 52,760.09, 72,808.92 and 28,886.76

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Solution

The fourth proportional to 52,760.09, 72,808.92 and 28,886.76 is: 39,863.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,760.09 : 72,808.92 = 28,886.76 : x
  2. Step 2: Convert to fraction form
    52,760.09/72,808.92 = 28,886.76/x
  3. Step 3: Cross multiply
    52,760.09x = 72,808.92 × 28,886.76
  4. Step 4: Simplify right side
    52,760.09x = 2,103,213,797.90
  5. Step 5: Solve for x
    x = 2,103,213,797.90/52,760.09
  6. Step 6: Final answer
    x = 39,863.73

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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.