Home / 50,648.18-69,894.08-27,988.70

Finding the Fourth Proportional to 50,648.18, 69,894.08 and 27,988.70

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Solution

The fourth proportional to 50,648.18, 69,894.08 and 27,988.70 is: 38,624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,648.18 : 69,894.08 = 27,988.70 : x
  2. Step 2: Convert to fraction form
    50,648.18/69,894.08 = 27,988.70/x
  3. Step 3: Cross multiply
    50,648.18x = 69,894.08 × 27,988.70
  4. Step 4: Simplify right side
    50,648.18x = 1,956,244,436.90
  5. Step 5: Solve for x
    x = 1,956,244,436.90/50,648.18
  6. Step 6: Final answer
    x = 38,624.18

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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.