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Finding the Fourth Proportional to 32,803.80, 49,207.22 and 10,618.91

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Solution

The fourth proportional to 32,803.80, 49,207.22 and 10,618.91 is: 15,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,803.80 : 49,207.22 = 10,618.91 : x
  2. Step 2: Convert to fraction form
    32,803.80/49,207.22 = 10,618.91/x
  3. Step 3: Cross multiply
    32,803.80x = 49,207.22 × 10,618.91
  4. Step 4: Simplify right side
    32,803.80x = 522,527,040.53
  5. Step 5: Solve for x
    x = 522,527,040.53/32,803.80
  6. Step 6: Final answer
    x = 15,928.86

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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.