Home / 40,078.13-55,325.54-23,951.13

Finding the Fourth Proportional to 40,078.13, 55,325.54 and 23,951.13

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Solution

The fourth proportional to 40,078.13, 55,325.54 and 23,951.13 is: 33,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,078.13 : 55,325.54 = 23,951.13 : x
  2. Step 2: Convert to fraction form
    40,078.13/55,325.54 = 23,951.13/x
  3. Step 3: Cross multiply
    40,078.13x = 55,325.54 × 23,951.13
  4. Step 4: Simplify right side
    40,078.13x = 1,325,109,081.10
  5. Step 5: Solve for x
    x = 1,325,109,081.10/40,078.13
  6. Step 6: Final answer
    x = 33,063.15

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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.