Home / 22,326.47-33,489.30-18,838.79

Finding the Fourth Proportional to 22,326.47, 33,489.30 and 18,838.79

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Solution

The fourth proportional to 22,326.47, 33,489.30 and 18,838.79 is: 28,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,326.47 : 33,489.30 = 18,838.79 : x
  2. Step 2: Convert to fraction form
    22,326.47/33,489.30 = 18,838.79/x
  3. Step 3: Cross multiply
    22,326.47x = 33,489.30 × 18,838.79
  4. Step 4: Simplify right side
    22,326.47x = 630,897,889.95
  5. Step 5: Solve for x
    x = 630,897,889.95/22,326.47
  6. Step 6: Final answer
    x = 28,257.84

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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.