Home / 14,146.92-21,220.35-6,350.25

Finding the Fourth Proportional to 14,146.92, 21,220.35 and 6,350.25

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Solution

The fourth proportional to 14,146.92, 21,220.35 and 6,350.25 is: 9,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.92 : 21,220.35 = 6,350.25 : x
  2. Step 2: Convert to fraction form
    14,146.92/21,220.35 = 6,350.25/x
  3. Step 3: Cross multiply
    14,146.92x = 21,220.35 × 6,350.25
  4. Step 4: Simplify right side
    14,146.92x = 134,754,527.59
  5. Step 5: Solve for x
    x = 134,754,527.59/14,146.92
  6. Step 6: Final answer
    x = 9,525.36

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Double scale
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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.