Home / 63,634.72-87,755.48-38,137.36

Finding the Fourth Proportional to 63,634.72, 87,755.48 and 38,137.36

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Solution

The fourth proportional to 63,634.72, 87,755.48 and 38,137.36 is: 52,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,634.72 : 87,755.48 = 38,137.36 : x
  2. Step 2: Convert to fraction form
    63,634.72/87,755.48 = 38,137.36/x
  3. Step 3: Cross multiply
    63,634.72x = 87,755.48 × 38,137.36
  4. Step 4: Simplify right side
    63,634.72x = 3,346,762,332.73
  5. Step 5: Solve for x
    x = 3,346,762,332.73/63,634.72
  6. Step 6: Final answer
    x = 52,593.34

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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.