Home / 22,195.41-30,633.96-14,646.61

Finding the Fourth Proportional to 22,195.41, 30,633.96 and 14,646.61

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Solution

The fourth proportional to 22,195.41, 30,633.96 and 14,646.61 is: 20,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,195.41 : 30,633.96 = 14,646.61 : x
  2. Step 2: Convert to fraction form
    22,195.41/30,633.96 = 14,646.61/x
  3. Step 3: Cross multiply
    22,195.41x = 30,633.96 × 14,646.61
  4. Step 4: Simplify right side
    22,195.41x = 448,683,664.88
  5. Step 5: Solve for x
    x = 448,683,664.88/22,195.41
  6. Step 6: Final answer
    x = 20,215.16

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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.