Home / 34,418.39-47,499.82-19,312.49

Finding the Fourth Proportional to 34,418.39, 47,499.82 and 19,312.49

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Solution

The fourth proportional to 34,418.39, 47,499.82 and 19,312.49 is: 26,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418.39 : 47,499.82 = 19,312.49 : x
  2. Step 2: Convert to fraction form
    34,418.39/47,499.82 = 19,312.49/x
  3. Step 3: Cross multiply
    34,418.39x = 47,499.82 × 19,312.49
  4. Step 4: Simplify right side
    34,418.39x = 917,339,869.22
  5. Step 5: Solve for x
    x = 917,339,869.22/34,418.39
  6. Step 6: Final answer
    x = 26,652.61

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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.