Home / 57,428.82-79,261.54-37,005.12

Finding the Fourth Proportional to 57,428.82, 79,261.54 and 37,005.12

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Solution

The fourth proportional to 57,428.82, 79,261.54 and 37,005.12 is: 51,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,428.82 : 79,261.54 = 37,005.12 : x
  2. Step 2: Convert to fraction form
    57,428.82/79,261.54 = 37,005.12/x
  3. Step 3: Cross multiply
    57,428.82x = 79,261.54 × 37,005.12
  4. Step 4: Simplify right side
    57,428.82x = 2,933,082,799.08
  5. Step 5: Solve for x
    x = 2,933,082,799.08/57,428.82
  6. Step 6: Final answer
    x = 51,073.36

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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.