Home / 22,748.40-34,090.60-18,076.40

Finding the Fourth Proportional to 22,748.40, 34,090.60 and 18,076.40

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Solution

The fourth proportional to 22,748.40, 34,090.60 and 18,076.40 is: 27,089.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,748.40 : 34,090.60 = 18,076.40 : x
  2. Step 2: Convert to fraction form
    22,748.40/34,090.60 = 18,076.40/x
  3. Step 3: Cross multiply
    22,748.40x = 34,090.60 × 18,076.40
  4. Step 4: Simplify right side
    22,748.40x = 616,235,321.84
  5. Step 5: Solve for x
    x = 616,235,321.84/22,748.40
  6. Step 6: Final answer
    x = 27,089.17

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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.