Home / 36,022.78-53,990.40-25,495.88

Finding the Fourth Proportional to 36,022.78, 53,990.40 and 25,495.88

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Solution

The fourth proportional to 36,022.78, 53,990.40 and 25,495.88 is: 38,212.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,022.78 : 53,990.40 = 25,495.88 : x
  2. Step 2: Convert to fraction form
    36,022.78/53,990.40 = 25,495.88/x
  3. Step 3: Cross multiply
    36,022.78x = 53,990.40 × 25,495.88
  4. Step 4: Simplify right side
    36,022.78x = 1,376,532,759.55
  5. Step 5: Solve for x
    x = 1,376,532,759.55/36,022.78
  6. Step 6: Final answer
    x = 38,212.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.