Home / 17,190.12-23,724.18-10,116.40

Finding the Fourth Proportional to 17,190.12, 23,724.18 and 10,116.40

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Solution

The fourth proportional to 17,190.12, 23,724.18 and 10,116.40 is: 13,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.12 : 23,724.18 = 10,116.40 : x
  2. Step 2: Convert to fraction form
    17,190.12/23,724.18 = 10,116.40/x
  3. Step 3: Cross multiply
    17,190.12x = 23,724.18 × 10,116.40
  4. Step 4: Simplify right side
    17,190.12x = 240,003,294.55
  5. Step 5: Solve for x
    x = 240,003,294.55/17,190.12
  6. Step 6: Final answer
    x = 13,961.70

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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.