Home / 52,585.58-72,568.38-28,712.84

Finding the Fourth Proportional to 52,585.58, 72,568.38 and 28,712.84

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Solution

The fourth proportional to 52,585.58, 72,568.38 and 28,712.84 is: 39,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,585.58 : 72,568.38 = 28,712.84 : x
  2. Step 2: Convert to fraction form
    52,585.58/72,568.38 = 28,712.84/x
  3. Step 3: Cross multiply
    52,585.58x = 72,568.38 × 28,712.84
  4. Step 4: Simplify right side
    52,585.58x = 2,083,644,284.00
  5. Step 5: Solve for x
    x = 2,083,644,284.00/52,585.58
  6. Step 6: Final answer
    x = 39,623.87

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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.