Home / 23,805.60-35,680.32-8,214.72

Finding the Fourth Proportional to 23,805.60, 35,680.32 and 8,214.72

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Solution

The fourth proportional to 23,805.60, 35,680.32 and 8,214.72 is: 12,312.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,805.60 : 35,680.32 = 8,214.72 : x
  2. Step 2: Convert to fraction form
    23,805.60/35,680.32 = 8,214.72/x
  3. Step 3: Cross multiply
    23,805.60x = 35,680.32 × 8,214.72
  4. Step 4: Simplify right side
    23,805.60x = 293,103,838.31
  5. Step 5: Solve for x
    x = 293,103,838.31/23,805.60
  6. Step 6: Final answer
    x = 12,312.39

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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.