Home / 14,444.20-21,666.30-12,773.80

Finding the Fourth Proportional to 14,444.20, 21,666.30 and 12,773.80

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Solution

The fourth proportional to 14,444.20, 21,666.30 and 12,773.80 is: 19,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.20 : 21,666.30 = 12,773.80 : x
  2. Step 2: Convert to fraction form
    14,444.20/21,666.30 = 12,773.80/x
  3. Step 3: Cross multiply
    14,444.20x = 21,666.30 × 12,773.80
  4. Step 4: Simplify right side
    14,444.20x = 276,760,982.94
  5. Step 5: Solve for x
    x = 276,760,982.94/14,444.20
  6. Step 6: Final answer
    x = 19,160.70

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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.