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Finding the Fourth Proportional to 17,690.01, 24,415.70 and 10,141.40

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Solution

The fourth proportional to 17,690.01, 24,415.70 and 10,141.40 is: 13,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.01 : 24,415.70 = 10,141.40 : x
  2. Step 2: Convert to fraction form
    17,690.01/24,415.70 = 10,141.40/x
  3. Step 3: Cross multiply
    17,690.01x = 24,415.70 × 10,141.40
  4. Step 4: Simplify right side
    17,690.01x = 247,609,329.27
  5. Step 5: Solve for x
    x = 247,609,329.27/17,690.01
  6. Step 6: Final answer
    x = 13,997.13

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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.