Home / 14,353.50-21,453.24-12,944.70

Finding the Fourth Proportional to 14,353.50, 21,453.24 and 12,944.70

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Solution

The fourth proportional to 14,353.50, 21,453.24 and 12,944.70 is: 19,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.50 : 21,453.24 = 12,944.70 : x
  2. Step 2: Convert to fraction form
    14,353.50/21,453.24 = 12,944.70/x
  3. Step 3: Cross multiply
    14,353.50x = 21,453.24 × 12,944.70
  4. Step 4: Simplify right side
    14,353.50x = 277,705,691.10
  5. Step 5: Solve for x
    x = 277,705,691.10/14,353.50
  6. Step 6: Final answer
    x = 19,347.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.