Home / 54,998.36-75,897.12-30,799.54

Finding the Fourth Proportional to 54,998.36, 75,897.12 and 30,799.54

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Solution

The fourth proportional to 54,998.36, 75,897.12 and 30,799.54 is: 42,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,998.36 : 75,897.12 = 30,799.54 : x
  2. Step 2: Convert to fraction form
    54,998.36/75,897.12 = 30,799.54/x
  3. Step 3: Cross multiply
    54,998.36x = 75,897.12 × 30,799.54
  4. Step 4: Simplify right side
    54,998.36x = 2,337,596,383.32
  5. Step 5: Solve for x
    x = 2,337,596,383.32/54,998.36
  6. Step 6: Final answer
    x = 42,503.02

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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.