Home / 34,103.45-47,063.57-18,997.13

Finding the Fourth Proportional to 34,103.45, 47,063.57 and 18,997.13

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Solution

The fourth proportional to 34,103.45, 47,063.57 and 18,997.13 is: 26,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,103.45 : 47,063.57 = 18,997.13 : x
  2. Step 2: Convert to fraction form
    34,103.45/47,063.57 = 18,997.13/x
  3. Step 3: Cross multiply
    34,103.45x = 47,063.57 × 18,997.13
  4. Step 4: Simplify right side
    34,103.45x = 894,072,427.25
  5. Step 5: Solve for x
    x = 894,072,427.25/34,103.45
  6. Step 6: Final answer
    x = 26,216.48

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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.