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Finding the Fourth Proportional to 29,690.01, 44,539.12 and 9,974.21

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Solution

The fourth proportional to 29,690.01, 44,539.12 and 9,974.21 is: 14,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.01 : 44,539.12 = 9,974.21 : x
  2. Step 2: Convert to fraction form
    29,690.01/44,539.12 = 9,974.21/x
  3. Step 3: Cross multiply
    29,690.01x = 44,539.12 × 9,974.21
  4. Step 4: Simplify right side
    29,690.01x = 444,242,269.76
  5. Step 5: Solve for x
    x = 444,242,269.76/29,690.01
  6. Step 6: Final answer
    x = 14,962.69

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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.