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Finding the Fourth Proportional to 17,873.98, 24,666.60 and 9,808

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Solution

The fourth proportional to 17,873.98, 24,666.60 and 9,808 is: 13,535.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,873.98 : 24,666.60 = 9,808 : x
  2. Step 2: Convert to fraction form
    17,873.98/24,666.60 = 9,808/x
  3. Step 3: Cross multiply
    17,873.98x = 24,666.60 × 9,808
  4. Step 4: Simplify right side
    17,873.98x = 241,930,012.80
  5. Step 5: Solve for x
    x = 241,930,012.80/17,873.98
  6. Step 6: Final answer
    x = 13,535.32

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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.