Home / 49,368.52-68,126.82-28,154.56

Finding the Fourth Proportional to 49,368.52, 68,126.82 and 28,154.56

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Solution

The fourth proportional to 49,368.52, 68,126.82 and 28,154.56 is: 38,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,368.52 : 68,126.82 = 28,154.56 : x
  2. Step 2: Convert to fraction form
    49,368.52/68,126.82 = 28,154.56/x
  3. Step 3: Cross multiply
    49,368.52x = 68,126.82 × 28,154.56
  4. Step 4: Simplify right side
    49,368.52x = 1,918,080,641.30
  5. Step 5: Solve for x
    x = 1,918,080,641.30/49,368.52
  6. Step 6: Final answer
    x = 38,852.30

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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.