Home / 18,908.17-26,094.78-10,842.57

Finding the Fourth Proportional to 18,908.17, 26,094.78 and 10,842.57

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Solution

The fourth proportional to 18,908.17, 26,094.78 and 10,842.57 is: 14,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,908.17 : 26,094.78 = 10,842.57 : x
  2. Step 2: Convert to fraction form
    18,908.17/26,094.78 = 10,842.57/x
  3. Step 3: Cross multiply
    18,908.17x = 26,094.78 × 10,842.57
  4. Step 4: Simplify right side
    18,908.17x = 282,934,380.84
  5. Step 5: Solve for x
    x = 282,934,380.84/18,908.17
  6. Step 6: Final answer
    x = 14,963.60

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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.