Home / 29,218.20-43,856.10-14,443.80

Finding the Fourth Proportional to 29,218.20, 43,856.10 and 14,443.80

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Solution

The fourth proportional to 29,218.20, 43,856.10 and 14,443.80 is: 21,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,218.20 : 43,856.10 = 14,443.80 : x
  2. Step 2: Convert to fraction form
    29,218.20/43,856.10 = 14,443.80/x
  3. Step 3: Cross multiply
    29,218.20x = 43,856.10 × 14,443.80
  4. Step 4: Simplify right side
    29,218.20x = 633,448,737.18
  5. Step 5: Solve for x
    x = 633,448,737.18/29,218.20
  6. Step 6: Final answer
    x = 21,679.94

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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.