Home / 14,221.45-21,314.87-10,062.66

Finding the Fourth Proportional to 14,221.45, 21,314.87 and 10,062.66

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Solution

The fourth proportional to 14,221.45, 21,314.87 and 10,062.66 is: 15,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.45 : 21,314.87 = 10,062.66 : x
  2. Step 2: Convert to fraction form
    14,221.45/21,314.87 = 10,062.66/x
  3. Step 3: Cross multiply
    14,221.45x = 21,314.87 × 10,062.66
  4. Step 4: Simplify right side
    14,221.45x = 214,484,289.75
  5. Step 5: Solve for x
    x = 214,484,289.75/14,221.45
  6. Step 6: Final answer
    x = 15,081.75

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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.