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Finding the Fourth Proportional to 23,641.92, 35,466.39 and 8,649.81

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Solution

The fourth proportional to 23,641.92, 35,466.39 and 8,649.81 is: 12,976.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,641.92 : 35,466.39 = 8,649.81 : x
  2. Step 2: Convert to fraction form
    23,641.92/35,466.39 = 8,649.81/x
  3. Step 3: Cross multiply
    23,641.92x = 35,466.39 × 8,649.81
  4. Step 4: Simplify right side
    23,641.92x = 306,777,534.89
  5. Step 5: Solve for x
    x = 306,777,534.89/23,641.92
  6. Step 6: Final answer
    x = 12,976.00

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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.