Home / 22,609.19-31,164.74-17,821.37

Finding the Fourth Proportional to 22,609.19, 31,164.74 and 17,821.37

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Solution

The fourth proportional to 22,609.19, 31,164.74 and 17,821.37 is: 24,565.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,609.19 : 31,164.74 = 17,821.37 : x
  2. Step 2: Convert to fraction form
    22,609.19/31,164.74 = 17,821.37/x
  3. Step 3: Cross multiply
    22,609.19x = 31,164.74 × 17,821.37
  4. Step 4: Simplify right side
    22,609.19x = 555,398,351.30
  5. Step 5: Solve for x
    x = 555,398,351.30/22,609.19
  6. Step 6: Final answer
    x = 24,565.16

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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.