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Finding the Fourth Proportional to 29,941.68, 44,911.98 and 12,411.48

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Solution

The fourth proportional to 29,941.68, 44,911.98 and 12,411.48 is: 18,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,941.68 : 44,911.98 = 12,411.48 : x
  2. Step 2: Convert to fraction form
    29,941.68/44,911.98 = 12,411.48/x
  3. Step 3: Cross multiply
    29,941.68x = 44,911.98 × 12,411.48
  4. Step 4: Simplify right side
    29,941.68x = 557,424,141.53
  5. Step 5: Solve for x
    x = 557,424,141.53/29,941.68
  6. Step 6: Final answer
    x = 18,617.00

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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.