Home / 17,142.20-23,656.41-10,068.74

Finding the Fourth Proportional to 17,142.20, 23,656.41 and 10,068.74

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Solution

The fourth proportional to 17,142.20, 23,656.41 and 10,068.74 is: 13,894.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,142.20 : 23,656.41 = 10,068.74 : x
  2. Step 2: Convert to fraction form
    17,142.20/23,656.41 = 10,068.74/x
  3. Step 3: Cross multiply
    17,142.20x = 23,656.41 × 10,068.74
  4. Step 4: Simplify right side
    17,142.20x = 238,190,241.62
  5. Step 5: Solve for x
    x = 238,190,241.62/17,142.20
  6. Step 6: Final answer
    x = 13,894.96

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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.