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Finding the Fourth Proportional to 17,574.79, 26,363.54 and 5,094.99

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Solution

The fourth proportional to 17,574.79, 26,363.54 and 5,094.99 is: 7,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,574.79 : 26,363.54 = 5,094.99 : x
  2. Step 2: Convert to fraction form
    17,574.79/26,363.54 = 5,094.99/x
  3. Step 3: Cross multiply
    17,574.79x = 26,363.54 × 5,094.99
  4. Step 4: Simplify right side
    17,574.79x = 134,321,972.66
  5. Step 5: Solve for x
    x = 134,321,972.66/17,574.79
  6. Step 6: Final answer
    x = 7,642.88

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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.