Home / 35,449.14-48,920.86-19,534.61

Finding the Fourth Proportional to 35,449.14, 48,920.86 and 19,534.61

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Solution

The fourth proportional to 35,449.14, 48,920.86 and 19,534.61 is: 26,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,449.14 : 48,920.86 = 19,534.61 : x
  2. Step 2: Convert to fraction form
    35,449.14/48,920.86 = 19,534.61/x
  3. Step 3: Cross multiply
    35,449.14x = 48,920.86 × 19,534.61
  4. Step 4: Simplify right side
    35,449.14x = 955,649,957.80
  5. Step 5: Solve for x
    x = 955,649,957.80/35,449.14
  6. Step 6: Final answer
    x = 26,958.34

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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.