Home / 55,388.01-76,435.05-30,237.51

Finding the Fourth Proportional to 55,388.01, 76,435.05 and 30,237.51

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Solution

The fourth proportional to 55,388.01, 76,435.05 and 30,237.51 is: 41,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,388.01 : 76,435.05 = 30,237.51 : x
  2. Step 2: Convert to fraction form
    55,388.01/76,435.05 = 30,237.51/x
  3. Step 3: Cross multiply
    55,388.01x = 76,435.05 × 30,237.51
  4. Step 4: Simplify right side
    55,388.01x = 2,311,205,588.73
  5. Step 5: Solve for x
    x = 2,311,205,588.73/55,388.01
  6. Step 6: Final answer
    x = 41,727.54

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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.