Home / 40,071.08-55,274.99-25,508.33

Finding the Fourth Proportional to 40,071.08, 55,274.99 and 25,508.33

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Solution

The fourth proportional to 40,071.08, 55,274.99 and 25,508.33 is: 35,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,071.08 : 55,274.99 = 25,508.33 : x
  2. Step 2: Convert to fraction form
    40,071.08/55,274.99 = 25,508.33/x
  3. Step 3: Cross multiply
    40,071.08x = 55,274.99 × 25,508.33
  4. Step 4: Simplify right side
    40,071.08x = 1,409,972,281.75
  5. Step 5: Solve for x
    x = 1,409,972,281.75/40,071.08
  6. Step 6: Final answer
    x = 35,186.78

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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.