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Finding the Fourth Proportional to 23,274.64, 34,905.96 and 8,482.24

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Solution

The fourth proportional to 23,274.64, 34,905.96 and 8,482.24 is: 12,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,274.64 : 34,905.96 = 8,482.24 : x
  2. Step 2: Convert to fraction form
    23,274.64/34,905.96 = 8,482.24/x
  3. Step 3: Cross multiply
    23,274.64x = 34,905.96 × 8,482.24
  4. Step 4: Simplify right side
    23,274.64x = 296,080,730.15
  5. Step 5: Solve for x
    x = 296,080,730.15/23,274.64
  6. Step 6: Final answer
    x = 12,721.17

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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.