Home / 48,582.78-67,061.01-28,446.13

Finding the Fourth Proportional to 48,582.78, 67,061.01 and 28,446.13

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Solution

The fourth proportional to 48,582.78, 67,061.01 and 28,446.13 is: 39,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,582.78 : 67,061.01 = 28,446.13 : x
  2. Step 2: Convert to fraction form
    48,582.78/67,061.01 = 28,446.13/x
  3. Step 3: Cross multiply
    48,582.78x = 67,061.01 × 28,446.13
  4. Step 4: Simplify right side
    48,582.78x = 1,907,626,208.39
  5. Step 5: Solve for x
    x = 1,907,626,208.39/48,582.78
  6. Step 6: Final answer
    x = 39,265.48

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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.