Home / 22,342.35-30,846.87-13,853.49

Finding the Fourth Proportional to 22,342.35, 30,846.87 and 13,853.49

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Solution

The fourth proportional to 22,342.35, 30,846.87 and 13,853.49 is: 19,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,342.35 : 30,846.87 = 13,853.49 : x
  2. Step 2: Convert to fraction form
    22,342.35/30,846.87 = 13,853.49/x
  3. Step 3: Cross multiply
    22,342.35x = 30,846.87 × 13,853.49
  4. Step 4: Simplify right side
    22,342.35x = 427,336,805.08
  5. Step 5: Solve for x
    x = 427,336,805.08/22,342.35
  6. Step 6: Final answer
    x = 19,126.76

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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.