Home / 49,436.89-68,227.80-28,219.35

Finding the Fourth Proportional to 49,436.89, 68,227.80 and 28,219.35

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Solution

The fourth proportional to 49,436.89, 68,227.80 and 28,219.35 is: 38,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,436.89 : 68,227.80 = 28,219.35 : x
  2. Step 2: Convert to fraction form
    49,436.89/68,227.80 = 28,219.35/x
  3. Step 3: Cross multiply
    49,436.89x = 68,227.80 × 28,219.35
  4. Step 4: Simplify right side
    49,436.89x = 1,925,344,167.93
  5. Step 5: Solve for x
    x = 1,925,344,167.93/49,436.89
  6. Step 6: Final answer
    x = 38,945.50

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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.