Home / 27,138.24-37,451.43-15,204.15

Finding the Fourth Proportional to 27,138.24, 37,451.43 and 15,204.15

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Solution

The fourth proportional to 27,138.24, 37,451.43 and 15,204.15 is: 20,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138.24 : 37,451.43 = 15,204.15 : x
  2. Step 2: Convert to fraction form
    27,138.24/37,451.43 = 15,204.15/x
  3. Step 3: Cross multiply
    27,138.24x = 37,451.43 × 15,204.15
  4. Step 4: Simplify right side
    27,138.24x = 569,417,159.43
  5. Step 5: Solve for x
    x = 569,417,159.43/27,138.24
  6. Step 6: Final answer
    x = 20,982.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.