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Finding the Fourth Proportional to 23,969.40, 35,938.46 and 11,489.08

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Solution

The fourth proportional to 23,969.40, 35,938.46 and 11,489.08 is: 17,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,969.40 : 35,938.46 = 11,489.08 : x
  2. Step 2: Convert to fraction form
    23,969.40/35,938.46 = 11,489.08/x
  3. Step 3: Cross multiply
    23,969.40x = 35,938.46 × 11,489.08
  4. Step 4: Simplify right side
    23,969.40x = 412,899,842.02
  5. Step 5: Solve for x
    x = 412,899,842.02/23,969.40
  6. Step 6: Final answer
    x = 17,226.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.