Home / 29,690.34-40,972.62-16,261.61

Finding the Fourth Proportional to 29,690.34, 40,972.62 and 16,261.61

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Solution

The fourth proportional to 29,690.34, 40,972.62 and 16,261.61 is: 22,440.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.34 : 40,972.62 = 16,261.61 : x
  2. Step 2: Convert to fraction form
    29,690.34/40,972.62 = 16,261.61/x
  3. Step 3: Cross multiply
    29,690.34x = 40,972.62 × 16,261.61
  4. Step 4: Simplify right side
    29,690.34x = 666,280,562.26
  5. Step 5: Solve for x
    x = 666,280,562.26/29,690.34
  6. Step 6: Final answer
    x = 22,440.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.