Home / 22,125.42-30,519.99-14,164.74

Finding the Fourth Proportional to 22,125.42, 30,519.99 and 14,164.74

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Solution

The fourth proportional to 22,125.42, 30,519.99 and 14,164.74 is: 19,538.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,125.42 : 30,519.99 = 14,164.74 : x
  2. Step 2: Convert to fraction form
    22,125.42/30,519.99 = 14,164.74/x
  3. Step 3: Cross multiply
    22,125.42x = 30,519.99 × 14,164.74
  4. Step 4: Simplify right side
    22,125.42x = 432,307,723.15
  5. Step 5: Solve for x
    x = 432,307,723.15/22,125.42
  6. Step 6: Final answer
    x = 19,538.96

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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.