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Finding the Fourth Proportional to 29,585.63, 44,371.82 and 8,520.98

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Solution

The fourth proportional to 29,585.63, 44,371.82 and 8,520.98 is: 12,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,585.63 : 44,371.82 = 8,520.98 : x
  2. Step 2: Convert to fraction form
    29,585.63/44,371.82 = 8,520.98/x
  3. Step 3: Cross multiply
    29,585.63x = 44,371.82 × 8,520.98
  4. Step 4: Simplify right side
    29,585.63x = 378,091,348.18
  5. Step 5: Solve for x
    x = 378,091,348.18/29,585.63
  6. Step 6: Final answer
    x = 12,779.56

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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.