Home / 55,551.22-76,660.74-30,057.58

Finding the Fourth Proportional to 55,551.22, 76,660.74 and 30,057.58

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Solution

The fourth proportional to 55,551.22, 76,660.74 and 30,057.58 is: 41,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.22 : 76,660.74 = 30,057.58 : x
  2. Step 2: Convert to fraction form
    55,551.22/76,660.74 = 30,057.58/x
  3. Step 3: Cross multiply
    55,551.22x = 76,660.74 × 30,057.58
  4. Step 4: Simplify right side
    55,551.22x = 2,304,236,325.41
  5. Step 5: Solve for x
    x = 2,304,236,325.41/55,551.22
  6. Step 6: Final answer
    x = 41,479.49

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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.