Home / 17,623.78-24,320.61-9,666.14

Finding the Fourth Proportional to 17,623.78, 24,320.61 and 9,666.14

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Solution

The fourth proportional to 17,623.78, 24,320.61 and 9,666.14 is: 13,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623.78 : 24,320.61 = 9,666.14 : x
  2. Step 2: Convert to fraction form
    17,623.78/24,320.61 = 9,666.14/x
  3. Step 3: Cross multiply
    17,623.78x = 24,320.61 × 9,666.14
  4. Step 4: Simplify right side
    17,623.78x = 235,086,299.54
  5. Step 5: Solve for x
    x = 235,086,299.54/17,623.78
  6. Step 6: Final answer
    x = 13,339.15

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1.5x scale

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.