Home / 14,053.38-21,081.19-3,665.22

Finding the Fourth Proportional to 14,053.38, 21,081.19 and 3,665.22

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Solution

The fourth proportional to 14,053.38, 21,081.19 and 3,665.22 is: 5,498.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.38 : 21,081.19 = 3,665.22 : x
  2. Step 2: Convert to fraction form
    14,053.38/21,081.19 = 3,665.22/x
  3. Step 3: Cross multiply
    14,053.38x = 21,081.19 × 3,665.22
  4. Step 4: Simplify right side
    14,053.38x = 77,267,199.21
  5. Step 5: Solve for x
    x = 77,267,199.21/14,053.38
  6. Step 6: Final answer
    x = 5,498.12

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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.