Home / 49,279.84-67,998.36-28,059.52

Finding the Fourth Proportional to 49,279.84, 67,998.36 and 28,059.52

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Solution

The fourth proportional to 49,279.84, 67,998.36 and 28,059.52 is: 38,717.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,279.84 : 67,998.36 = 28,059.52 : x
  2. Step 2: Convert to fraction form
    49,279.84/67,998.36 = 28,059.52/x
  3. Step 3: Cross multiply
    49,279.84x = 67,998.36 × 28,059.52
  4. Step 4: Simplify right side
    49,279.84x = 1,908,001,342.39
  5. Step 5: Solve for x
    x = 1,908,001,342.39/49,279.84
  6. Step 6: Final answer
    x = 38,717.69

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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.