Home / 22,331.09-30,818.46-14,764.28

Finding the Fourth Proportional to 22,331.09, 30,818.46 and 14,764.28

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Solution

The fourth proportional to 22,331.09, 30,818.46 and 14,764.28 is: 20,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.09 : 30,818.46 = 14,764.28 : x
  2. Step 2: Convert to fraction form
    22,331.09/30,818.46 = 14,764.28/x
  3. Step 3: Cross multiply
    22,331.09x = 30,818.46 × 14,764.28
  4. Step 4: Simplify right side
    22,331.09x = 455,012,372.61
  5. Step 5: Solve for x
    x = 455,012,372.61/22,331.09
  6. Step 6: Final answer
    x = 20,375.74

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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.