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Finding the Fourth Proportional to 32,480.68, 48,728.22 and 10,295.38

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Solution

The fourth proportional to 32,480.68, 48,728.22 and 10,295.38 is: 15,445.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,480.68 : 48,728.22 = 10,295.38 : x
  2. Step 2: Convert to fraction form
    32,480.68/48,728.22 = 10,295.38/x
  3. Step 3: Cross multiply
    32,480.68x = 48,728.22 × 10,295.38
  4. Step 4: Simplify right side
    32,480.68x = 501,675,541.62
  5. Step 5: Solve for x
    x = 501,675,541.62/32,480.68
  6. Step 6: Final answer
    x = 15,445.35

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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.