Home / 32,680.32-49,028.70-9,306.78

Finding the Fourth Proportional to 32,680.32, 49,028.70 and 9,306.78

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Solution

The fourth proportional to 32,680.32, 49,028.70 and 9,306.78 is: 13,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,680.32 : 49,028.70 = 9,306.78 : x
  2. Step 2: Convert to fraction form
    32,680.32/49,028.70 = 9,306.78/x
  3. Step 3: Cross multiply
    32,680.32x = 49,028.70 × 9,306.78
  4. Step 4: Simplify right side
    32,680.32x = 456,299,324.59
  5. Step 5: Solve for x
    x = 456,299,324.59/32,680.32
  6. Step 6: Final answer
    x = 13,962.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.