Home / 39,248.15-54,143.40-23,321.32

Finding the Fourth Proportional to 39,248.15, 54,143.40 and 23,321.32

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Solution

The fourth proportional to 39,248.15, 54,143.40 and 23,321.32 is: 32,172.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,248.15 : 54,143.40 = 23,321.32 : x
  2. Step 2: Convert to fraction form
    39,248.15/54,143.40 = 23,321.32/x
  3. Step 3: Cross multiply
    39,248.15x = 54,143.40 × 23,321.32
  4. Step 4: Simplify right side
    39,248.15x = 1,262,695,780.10
  5. Step 5: Solve for x
    x = 1,262,695,780.10/39,248.15
  6. Step 6: Final answer
    x = 32,172.11

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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.