Home / 55,685.92-76,812.55-33,009.73

Finding the Fourth Proportional to 55,685.92, 76,812.55 and 33,009.73

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Solution

The fourth proportional to 55,685.92, 76,812.55 and 33,009.73 is: 45,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,685.92 : 76,812.55 = 33,009.73 : x
  2. Step 2: Convert to fraction form
    55,685.92/76,812.55 = 33,009.73/x
  3. Step 3: Cross multiply
    55,685.92x = 76,812.55 × 33,009.73
  4. Step 4: Simplify right side
    55,685.92x = 2,535,561,536.11
  5. Step 5: Solve for x
    x = 2,535,561,536.11/55,685.92
  6. Step 6: Final answer
    x = 45,533.26

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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.