Home / 14,151.74-21,227.59-3,763.49

Finding the Fourth Proportional to 14,151.74, 21,227.59 and 3,763.49

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Solution

The fourth proportional to 14,151.74, 21,227.59 and 3,763.49 is: 5,645.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151.74 : 21,227.59 = 3,763.49 : x
  2. Step 2: Convert to fraction form
    14,151.74/21,227.59 = 3,763.49/x
  3. Step 3: Cross multiply
    14,151.74x = 21,227.59 × 3,763.49
  4. Step 4: Simplify right side
    14,151.74x = 79,889,803.87
  5. Step 5: Solve for x
    x = 79,889,803.87/14,151.74
  6. Step 6: Final answer
    x = 5,645.23

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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.