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Finding the Fourth Proportional to 23,667.49, 35,482.53 and 11,815.18

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Solution

The fourth proportional to 23,667.49, 35,482.53 and 11,815.18 is: 17,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,667.49 : 35,482.53 = 11,815.18 : x
  2. Step 2: Convert to fraction form
    23,667.49/35,482.53 = 11,815.18/x
  3. Step 3: Cross multiply
    23,667.49x = 35,482.53 × 11,815.18
  4. Step 4: Simplify right side
    23,667.49x = 419,232,478.81
  5. Step 5: Solve for x
    x = 419,232,478.81/23,667.49
  6. Step 6: Final answer
    x = 17,713.43

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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.