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Finding the Fourth Proportional to 23,671.91, 35,520.29 and 8,891.03

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Solution

The fourth proportional to 23,671.91, 35,520.29 and 8,891.03 is: 13,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,671.91 : 35,520.29 = 8,891.03 : x
  2. Step 2: Convert to fraction form
    23,671.91/35,520.29 = 8,891.03/x
  3. Step 3: Cross multiply
    23,671.91x = 35,520.29 × 8,891.03
  4. Step 4: Simplify right side
    23,671.91x = 315,812,041.69
  5. Step 5: Solve for x
    x = 315,812,041.69/23,671.91
  6. Step 6: Final answer
    x = 13,341.21

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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.