Home / 51,104.85-70,524.17-28,443.51

Finding the Fourth Proportional to 51,104.85, 70,524.17 and 28,443.51

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Solution

The fourth proportional to 51,104.85, 70,524.17 and 28,443.51 is: 39,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,104.85 : 70,524.17 = 28,443.51 : x
  2. Step 2: Convert to fraction form
    51,104.85/70,524.17 = 28,443.51/x
  3. Step 3: Cross multiply
    51,104.85x = 70,524.17 × 28,443.51
  4. Step 4: Simplify right side
    51,104.85x = 2,005,954,792.42
  5. Step 5: Solve for x
    x = 2,005,954,792.42/51,104.85
  6. Step 6: Final answer
    x = 39,251.75

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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.