Home / 14,188.37-21,282.51-14,167.85

Finding the Fourth Proportional to 14,188.37, 21,282.51 and 14,167.85

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Solution

The fourth proportional to 14,188.37, 21,282.51 and 14,167.85 is: 21,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.37 : 21,282.51 = 14,167.85 : x
  2. Step 2: Convert to fraction form
    14,188.37/21,282.51 = 14,167.85/x
  3. Step 3: Cross multiply
    14,188.37x = 21,282.51 × 14,167.85
  4. Step 4: Simplify right side
    14,188.37x = 301,527,409.30
  5. Step 5: Solve for x
    x = 301,527,409.30/14,188.37
  6. Step 6: Final answer
    x = 21,251.73

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Double scale
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Similar ratio
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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.