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Finding the Fourth Proportional to 29,776.32, 44,664.96 and 8,999.04

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Solution

The fourth proportional to 29,776.32, 44,664.96 and 8,999.04 is: 13,498.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,776.32 : 44,664.96 = 8,999.04 : x
  2. Step 2: Convert to fraction form
    29,776.32/44,664.96 = 8,999.04/x
  3. Step 3: Cross multiply
    29,776.32x = 44,664.96 × 8,999.04
  4. Step 4: Simplify right side
    29,776.32x = 401,941,761.64
  5. Step 5: Solve for x
    x = 401,941,761.64/29,776.32
  6. Step 6: Final answer
    x = 13,498.71

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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.