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Finding the Fourth Proportional to 34,652.48, 51,728.03 and 30,448.70

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Solution

The fourth proportional to 34,652.48, 51,728.03 and 30,448.70 is: 45,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,652.48 : 51,728.03 = 30,448.70 : x
  2. Step 2: Convert to fraction form
    34,652.48/51,728.03 = 30,448.70/x
  3. Step 3: Cross multiply
    34,652.48x = 51,728.03 × 30,448.70
  4. Step 4: Simplify right side
    34,652.48x = 1,575,051,084.54
  5. Step 5: Solve for x
    x = 1,575,051,084.54/34,652.48
  6. Step 6: Final answer
    x = 45,452.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.