Home / 22,608.95-31,164.39-17,821.13

Finding the Fourth Proportional to 22,608.95, 31,164.39 and 17,821.13

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Solution

The fourth proportional to 22,608.95, 31,164.39 and 17,821.13 is: 24,564.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,608.95 : 31,164.39 = 17,821.13 : x
  2. Step 2: Convert to fraction form
    22,608.95/31,164.39 = 17,821.13/x
  3. Step 3: Cross multiply
    22,608.95x = 31,164.39 × 17,821.13
  4. Step 4: Simplify right side
    22,608.95x = 555,384,489.74
  5. Step 5: Solve for x
    x = 555,384,489.74/22,608.95
  6. Step 6: Final answer
    x = 24,564.81

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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.