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Finding the Fourth Proportional to 17,810.79, 24,578.98 and 9,853.29

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Solution

The fourth proportional to 17,810.79, 24,578.98 and 9,853.29 is: 13,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,810.79 : 24,578.98 = 9,853.29 : x
  2. Step 2: Convert to fraction form
    17,810.79/24,578.98 = 9,853.29/x
  3. Step 3: Cross multiply
    17,810.79x = 24,578.98 × 9,853.29
  4. Step 4: Simplify right side
    17,810.79x = 242,183,793.21
  5. Step 5: Solve for x
    x = 242,183,793.21/17,810.79
  6. Step 6: Final answer
    x = 13,597.59

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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.