Home / 22,393.41-30,869.78-14,326.20

Finding the Fourth Proportional to 22,393.41, 30,869.78 and 14,326.20

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Solution

The fourth proportional to 22,393.41, 30,869.78 and 14,326.20 is: 19,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,393.41 : 30,869.78 = 14,326.20 : x
  2. Step 2: Convert to fraction form
    22,393.41/30,869.78 = 14,326.20/x
  3. Step 3: Cross multiply
    22,393.41x = 30,869.78 × 14,326.20
  4. Step 4: Simplify right side
    22,393.41x = 442,246,570.61
  5. Step 5: Solve for x
    x = 442,246,570.61/22,393.41
  6. Step 6: Final answer
    x = 19,748.96

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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.