Home / 61,228.24-91,842.87-16,857.46

Finding the Fourth Proportional to 61,228.24, 91,842.87 and 16,857.46

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Solution

The fourth proportional to 61,228.24, 91,842.87 and 16,857.46 is: 25,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,228.24 : 91,842.87 = 16,857.46 : x
  2. Step 2: Convert to fraction form
    61,228.24/91,842.87 = 16,857.46/x
  3. Step 3: Cross multiply
    61,228.24x = 91,842.87 × 16,857.46
  4. Step 4: Simplify right side
    61,228.24x = 1,548,237,507.31
  5. Step 5: Solve for x
    x = 1,548,237,507.31/61,228.24
  6. Step 6: Final answer
    x = 25,286.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.