Home / 14,053.71-21,080.57-3,665.37

Finding the Fourth Proportional to 14,053.71, 21,080.57 and 3,665.37

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Solution

The fourth proportional to 14,053.71, 21,080.57 and 3,665.37 is: 5,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.71 : 21,080.57 = 3,665.37 : x
  2. Step 2: Convert to fraction form
    14,053.71/21,080.57 = 3,665.37/x
  3. Step 3: Cross multiply
    14,053.71x = 21,080.57 × 3,665.37
  4. Step 4: Simplify right side
    14,053.71x = 77,268,070.53
  5. Step 5: Solve for x
    x = 77,268,070.53/14,053.71
  6. Step 6: Final answer
    x = 5,498.06

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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.