Home / 22,045.70-30,422.21-11,973.92

Finding the Fourth Proportional to 22,045.70, 30,422.21 and 11,973.92

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Solution

The fourth proportional to 22,045.70, 30,422.21 and 11,973.92 is: 16,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.70 : 30,422.21 = 11,973.92 : x
  2. Step 2: Convert to fraction form
    22,045.70/30,422.21 = 11,973.92/x
  3. Step 3: Cross multiply
    22,045.70x = 30,422.21 × 11,973.92
  4. Step 4: Simplify right side
    22,045.70x = 364,272,896.78
  5. Step 5: Solve for x
    x = 364,272,896.78/22,045.70
  6. Step 6: Final answer
    x = 16,523.53

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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.