Home / 45,857.46-63,281.07-25,716.54

Finding the Fourth Proportional to 45,857.46, 63,281.07 and 25,716.54

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Solution

The fourth proportional to 45,857.46, 63,281.07 and 25,716.54 is: 35,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,857.46 : 63,281.07 = 25,716.54 : x
  2. Step 2: Convert to fraction form
    45,857.46/63,281.07 = 25,716.54/x
  3. Step 3: Cross multiply
    45,857.46x = 63,281.07 × 25,716.54
  4. Step 4: Simplify right side
    45,857.46x = 1,627,370,167.90
  5. Step 5: Solve for x
    x = 1,627,370,167.90/45,857.46
  6. Step 6: Final answer
    x = 35,487.58

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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.