Home / 55,519.52-76,624.36-31,325.46

Finding the Fourth Proportional to 55,519.52, 76,624.36 and 31,325.46

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Solution

The fourth proportional to 55,519.52, 76,624.36 and 31,325.46 is: 43,233.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,519.52 : 76,624.36 = 31,325.46 : x
  2. Step 2: Convert to fraction form
    55,519.52/76,624.36 = 31,325.46/x
  3. Step 3: Cross multiply
    55,519.52x = 76,624.36 × 31,325.46
  4. Step 4: Simplify right side
    55,519.52x = 2,400,293,324.21
  5. Step 5: Solve for x
    x = 2,400,293,324.21/55,519.52
  6. Step 6: Final answer
    x = 43,233.32

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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.