Home / 51,432.68-70,977.66-30,212.84

Finding the Fourth Proportional to 51,432.68, 70,977.66 and 30,212.84

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Solution

The fourth proportional to 51,432.68, 70,977.66 and 30,212.84 is: 41,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,432.68 : 70,977.66 = 30,212.84 : x
  2. Step 2: Convert to fraction form
    51,432.68/70,977.66 = 30,212.84/x
  3. Step 3: Cross multiply
    51,432.68x = 70,977.66 × 30,212.84
  4. Step 4: Simplify right side
    51,432.68x = 2,144,436,685.15
  5. Step 5: Solve for x
    x = 2,144,436,685.15/51,432.68
  6. Step 6: Final answer
    x = 41,694.05

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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.