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Finding the Fourth Proportional to 29,263.68, 43,856.64 and 16,789.68

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Solution

The fourth proportional to 29,263.68, 43,856.64 and 16,789.68 is: 25,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.68 : 43,856.64 = 16,789.68 : x
  2. Step 2: Convert to fraction form
    29,263.68/43,856.64 = 16,789.68/x
  3. Step 3: Cross multiply
    29,263.68x = 43,856.64 × 16,789.68
  4. Step 4: Simplify right side
    29,263.68x = 736,338,951.48
  5. Step 5: Solve for x
    x = 736,338,951.48/29,263.68
  6. Step 6: Final answer
    x = 25,162.21

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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.