Home / 22,102.24-30,501.75-13,609.26

Finding the Fourth Proportional to 22,102.24, 30,501.75 and 13,609.26

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Solution

The fourth proportional to 22,102.24, 30,501.75 and 13,609.26 is: 18,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.24 : 30,501.75 = 13,609.26 : x
  2. Step 2: Convert to fraction form
    22,102.24/30,501.75 = 13,609.26/x
  3. Step 3: Cross multiply
    22,102.24x = 30,501.75 × 13,609.26
  4. Step 4: Simplify right side
    22,102.24x = 415,106,246.21
  5. Step 5: Solve for x
    x = 415,106,246.21/22,102.24
  6. Step 6: Final answer
    x = 18,781.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.