Home / 22,119.74-30,555.10-17,674.66

Finding the Fourth Proportional to 22,119.74, 30,555.10 and 17,674.66

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Solution

The fourth proportional to 22,119.74, 30,555.10 and 17,674.66 is: 24,414.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.74 : 30,555.10 = 17,674.66 : x
  2. Step 2: Convert to fraction form
    22,119.74/30,555.10 = 17,674.66/x
  3. Step 3: Cross multiply
    22,119.74x = 30,555.10 × 17,674.66
  4. Step 4: Simplify right side
    22,119.74x = 540,051,003.77
  5. Step 5: Solve for x
    x = 540,051,003.77/22,119.74
  6. Step 6: Final answer
    x = 24,414.89

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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.