Home / 34,622.12-47,778.48-19,518.44

Finding the Fourth Proportional to 34,622.12, 47,778.48 and 19,518.44

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Solution

The fourth proportional to 34,622.12, 47,778.48 and 19,518.44 is: 26,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,622.12 : 47,778.48 = 19,518.44 : x
  2. Step 2: Convert to fraction form
    34,622.12/47,778.48 = 19,518.44/x
  3. Step 3: Cross multiply
    34,622.12x = 47,778.48 × 19,518.44
  4. Step 4: Simplify right side
    34,622.12x = 932,561,395.17
  5. Step 5: Solve for x
    x = 932,561,395.17/34,622.12
  6. Step 6: Final answer
    x = 26,935.42

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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.