Home / 17,371-23,971.17-9,816.40

Finding the Fourth Proportional to 17,371, 23,971.17 and 9,816.40

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Solution

The fourth proportional to 17,371, 23,971.17 and 9,816.40 is: 13,546.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,371 : 23,971.17 = 9,816.40 : x
  2. Step 2: Convert to fraction form
    17,371/23,971.17 = 9,816.40/x
  3. Step 3: Cross multiply
    17,371x = 23,971.17 × 9,816.40
  4. Step 4: Simplify right side
    17,371x = 235,310,593.19
  5. Step 5: Solve for x
    x = 235,310,593.19/17,371
  6. Step 6: Final answer
    x = 13,546.17

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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.