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Finding the Fourth Proportional to 29,691.12, 44,528.90 and 8,625.51

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Solution

The fourth proportional to 29,691.12, 44,528.90 and 8,625.51 is: 12,936.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.12 : 44,528.90 = 8,625.51 : x
  2. Step 2: Convert to fraction form
    29,691.12/44,528.90 = 8,625.51/x
  3. Step 3: Cross multiply
    29,691.12x = 44,528.90 × 8,625.51
  4. Step 4: Simplify right side
    29,691.12x = 384,084,429.11
  5. Step 5: Solve for x
    x = 384,084,429.11/29,691.12
  6. Step 6: Final answer
    x = 12,936.00

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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.