Home / 55,514.45-76,634.96-35,398.37

Finding the Fourth Proportional to 55,514.45, 76,634.96 and 35,398.37

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Solution

The fourth proportional to 55,514.45, 76,634.96 and 35,398.37 is: 48,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,514.45 : 76,634.96 = 35,398.37 : x
  2. Step 2: Convert to fraction form
    55,514.45/76,634.96 = 35,398.37/x
  3. Step 3: Cross multiply
    55,514.45x = 76,634.96 × 35,398.37
  4. Step 4: Simplify right side
    55,514.45x = 2,712,752,108.85
  5. Step 5: Solve for x
    x = 2,712,752,108.85/55,514.45
  6. Step 6: Final answer
    x = 48,865.70

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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.