Home / 15,048.82-22,577.68-5,189.09

Finding the Fourth Proportional to 15,048.82, 22,577.68 and 5,189.09

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Solution

The fourth proportional to 15,048.82, 22,577.68 and 5,189.09 is: 7,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.82 : 22,577.68 = 5,189.09 : x
  2. Step 2: Convert to fraction form
    15,048.82/22,577.68 = 5,189.09/x
  3. Step 3: Cross multiply
    15,048.82x = 22,577.68 × 5,189.09
  4. Step 4: Simplify right side
    15,048.82x = 117,157,613.51
  5. Step 5: Solve for x
    x = 117,157,613.51/15,048.82
  6. Step 6: Final answer
    x = 7,785.17

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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.