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Finding the Fourth Proportional to 17,363.90, 23,962.29 and 9,406.12

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Solution

The fourth proportional to 17,363.90, 23,962.29 and 9,406.12 is: 12,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,363.90 : 23,962.29 = 9,406.12 : x
  2. Step 2: Convert to fraction form
    17,363.90/23,962.29 = 9,406.12/x
  3. Step 3: Cross multiply
    17,363.90x = 23,962.29 × 9,406.12
  4. Step 4: Simplify right side
    17,363.90x = 225,392,117.97
  5. Step 5: Solve for x
    x = 225,392,117.97/17,363.90
  6. Step 6: Final answer
    x = 12,980.50

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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.