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Finding the Fourth Proportional to 23,695.84, 35,562.12 and 8,918.20

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Solution

The fourth proportional to 23,695.84, 35,562.12 and 8,918.20 is: 13,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,695.84 : 35,562.12 = 8,918.20 : x
  2. Step 2: Convert to fraction form
    23,695.84/35,562.12 = 8,918.20/x
  3. Step 3: Cross multiply
    23,695.84x = 35,562.12 × 8,918.20
  4. Step 4: Simplify right side
    23,695.84x = 317,150,098.58
  5. Step 5: Solve for x
    x = 317,150,098.58/23,695.84
  6. Step 6: Final answer
    x = 13,384.21

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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.