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Finding the Fourth Proportional to 29,673.52, 44,510.46 and 12,131.08

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Solution

The fourth proportional to 29,673.52, 44,510.46 and 12,131.08 is: 18,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,673.52 : 44,510.46 = 12,131.08 : x
  2. Step 2: Convert to fraction form
    29,673.52/44,510.46 = 12,131.08/x
  3. Step 3: Cross multiply
    29,673.52x = 44,510.46 × 12,131.08
  4. Step 4: Simplify right side
    29,673.52x = 539,959,951.10
  5. Step 5: Solve for x
    x = 539,959,951.10/29,673.52
  6. Step 6: Final answer
    x = 18,196.69

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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.