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Finding the Fourth Proportional to 59,798.80, 89,710.02 and 17,679.64

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Solution

The fourth proportional to 59,798.80, 89,710.02 and 17,679.64 is: 26,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,798.80 : 89,710.02 = 17,679.64 : x
  2. Step 2: Convert to fraction form
    59,798.80/89,710.02 = 17,679.64/x
  3. Step 3: Cross multiply
    59,798.80x = 89,710.02 × 17,679.64
  4. Step 4: Simplify right side
    59,798.80x = 1,586,040,857.99
  5. Step 5: Solve for x
    x = 1,586,040,857.99/59,798.80
  6. Step 6: Final answer
    x = 26,522.95

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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.