Home / 55,066.44-75,997.77-30,869.73

Finding the Fourth Proportional to 55,066.44, 75,997.77 and 30,869.73

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Solution

The fourth proportional to 55,066.44, 75,997.77 and 30,869.73 is: 42,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,066.44 : 75,997.77 = 30,869.73 : x
  2. Step 2: Convert to fraction form
    55,066.44/75,997.77 = 30,869.73/x
  3. Step 3: Cross multiply
    55,066.44x = 75,997.77 × 30,869.73
  4. Step 4: Simplify right side
    55,066.44x = 2,346,030,640.50
  5. Step 5: Solve for x
    x = 2,346,030,640.50/55,066.44
  6. Step 6: Final answer
    x = 42,603.64

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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.