Home / 49,042.84-67,678.68-27,822.28

Finding the Fourth Proportional to 49,042.84, 67,678.68 and 27,822.28

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Solution

The fourth proportional to 49,042.84, 67,678.68 and 27,822.28 is: 38,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,042.84 : 67,678.68 = 27,822.28 : x
  2. Step 2: Convert to fraction form
    49,042.84/67,678.68 = 27,822.28/x
  3. Step 3: Cross multiply
    49,042.84x = 67,678.68 × 27,822.28
  4. Step 4: Simplify right side
    49,042.84x = 1,882,975,184.99
  5. Step 5: Solve for x
    x = 1,882,975,184.99/49,042.84
  6. Step 6: Final answer
    x = 38,394.50

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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.