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Finding the Fourth Proportional to 31,452.34, 46,948.03 and 27,321.34

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Solution

The fourth proportional to 31,452.34, 46,948.03 and 27,321.34 is: 40,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,452.34 : 46,948.03 = 27,321.34 : x
  2. Step 2: Convert to fraction form
    31,452.34/46,948.03 = 27,321.34/x
  3. Step 3: Cross multiply
    31,452.34x = 46,948.03 × 27,321.34
  4. Step 4: Simplify right side
    31,452.34x = 1,282,683,089.96
  5. Step 5: Solve for x
    x = 1,282,683,089.96/31,452.34
  6. Step 6: Final answer
    x = 40,781.80

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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.