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Finding the Fourth Proportional to 19,044.96, 26,284.80 and 10,662

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Solution

The fourth proportional to 19,044.96, 26,284.80 and 10,662 is: 14,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.96 : 26,284.80 = 10,662 : x
  2. Step 2: Convert to fraction form
    19,044.96/26,284.80 = 10,662/x
  3. Step 3: Cross multiply
    19,044.96x = 26,284.80 × 10,662
  4. Step 4: Simplify right side
    19,044.96x = 280,248,537.60
  5. Step 5: Solve for x
    x = 280,248,537.60/19,044.96
  6. Step 6: Final answer
    x = 14,715.10

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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.