Home / 39,248.21-54,143.49-23,321.39

Finding the Fourth Proportional to 39,248.21, 54,143.49 and 23,321.39

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Solution

The fourth proportional to 39,248.21, 54,143.49 and 23,321.39 is: 32,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,248.21 : 54,143.49 = 23,321.39 : x
  2. Step 2: Convert to fraction form
    39,248.21/54,143.49 = 23,321.39/x
  3. Step 3: Cross multiply
    39,248.21x = 54,143.49 × 23,321.39
  4. Step 4: Simplify right side
    39,248.21x = 1,262,701,175.53
  5. Step 5: Solve for x
    x = 1,262,701,175.53/39,248.21
  6. Step 6: Final answer
    x = 32,172.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.