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Finding the Fourth Proportional to 17,798.70, 24,560.48 and 9,839.84

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Solution

The fourth proportional to 17,798.70, 24,560.48 and 9,839.84 is: 13,578.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,798.70 : 24,560.48 = 9,839.84 : x
  2. Step 2: Convert to fraction form
    17,798.70/24,560.48 = 9,839.84/x
  3. Step 3: Cross multiply
    17,798.70x = 24,560.48 × 9,839.84
  4. Step 4: Simplify right side
    17,798.70x = 241,671,021.52
  5. Step 5: Solve for x
    x = 241,671,021.52/17,798.70
  6. Step 6: Final answer
    x = 13,578.02

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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.