Home / 49,422.11-68,207.40-28,204.57

Finding the Fourth Proportional to 49,422.11, 68,207.40 and 28,204.57

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Solution

The fourth proportional to 49,422.11, 68,207.40 and 28,204.57 is: 38,925.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,422.11 : 68,207.40 = 28,204.57 : x
  2. Step 2: Convert to fraction form
    49,422.11/68,207.40 = 28,204.57/x
  3. Step 3: Cross multiply
    49,422.11x = 68,207.40 × 28,204.57
  4. Step 4: Simplify right side
    49,422.11x = 1,923,759,905.76
  5. Step 5: Solve for x
    x = 1,923,759,905.76/49,422.11
  6. Step 6: Final answer
    x = 38,925.09

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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.