Home / 55,796.24-76,998.60-30,645.84

Finding the Fourth Proportional to 55,796.24, 76,998.60 and 30,645.84

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Solution

The fourth proportional to 55,796.24, 76,998.60 and 30,645.84 is: 42,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,796.24 : 76,998.60 = 30,645.84 : x
  2. Step 2: Convert to fraction form
    55,796.24/76,998.60 = 30,645.84/x
  3. Step 3: Cross multiply
    55,796.24x = 76,998.60 × 30,645.84
  4. Step 4: Simplify right side
    55,796.24x = 2,359,686,775.82
  5. Step 5: Solve for x
    x = 2,359,686,775.82/55,796.24
  6. Step 6: Final answer
    x = 42,291.14

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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.