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Finding the Fourth Proportional to 23,475.68, 35,205.84 and 10,991.84

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Solution

The fourth proportional to 23,475.68, 35,205.84 and 10,991.84 is: 16,484.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,475.68 : 35,205.84 = 10,991.84 : x
  2. Step 2: Convert to fraction form
    23,475.68/35,205.84 = 10,991.84/x
  3. Step 3: Cross multiply
    23,475.68x = 35,205.84 × 10,991.84
  4. Step 4: Simplify right side
    23,475.68x = 386,976,960.35
  5. Step 5: Solve for x
    x = 386,976,960.35/23,475.68
  6. Step 6: Final answer
    x = 16,484.16

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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.