Home / 55,513.32-76,610.19-30,362.82

Finding the Fourth Proportional to 55,513.32, 76,610.19 and 30,362.82

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Solution

The fourth proportional to 55,513.32, 76,610.19 and 30,362.82 is: 41,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,513.32 : 76,610.19 = 30,362.82 : x
  2. Step 2: Convert to fraction form
    55,513.32/76,610.19 = 30,362.82/x
  3. Step 3: Cross multiply
    55,513.32x = 76,610.19 × 30,362.82
  4. Step 4: Simplify right side
    55,513.32x = 2,326,101,409.14
  5. Step 5: Solve for x
    x = 2,326,101,409.14/55,513.32
  6. Step 6: Final answer
    x = 41,901.68

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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.