Home / 25,729.38-38,598.71-9,099.09

Finding the Fourth Proportional to 25,729.38, 38,598.71 and 9,099.09

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Solution

The fourth proportional to 25,729.38, 38,598.71 and 9,099.09 is: 13,650.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.38 : 38,598.71 = 9,099.09 : x
  2. Step 2: Convert to fraction form
    25,729.38/38,598.71 = 9,099.09/x
  3. Step 3: Cross multiply
    25,729.38x = 38,598.71 × 9,099.09
  4. Step 4: Simplify right side
    25,729.38x = 351,213,090.68
  5. Step 5: Solve for x
    x = 351,213,090.68/25,729.38
  6. Step 6: Final answer
    x = 13,650.27

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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.