Home / 52,582.42-72,563.19-28,709.02

Finding the Fourth Proportional to 52,582.42, 72,563.19 and 28,709.02

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Solution

The fourth proportional to 52,582.42, 72,563.19 and 28,709.02 is: 39,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,582.42 : 72,563.19 = 28,709.02 : x
  2. Step 2: Convert to fraction form
    52,582.42/72,563.19 = 28,709.02/x
  3. Step 3: Cross multiply
    52,582.42x = 72,563.19 × 28,709.02
  4. Step 4: Simplify right side
    52,582.42x = 2,083,218,072.97
  5. Step 5: Solve for x
    x = 2,083,218,072.97/52,582.42
  6. Step 6: Final answer
    x = 39,618.15

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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.