Home / 25,175.94-34,729.71-15,099.54

Finding the Fourth Proportional to 25,175.94, 34,729.71 and 15,099.54

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Solution

The fourth proportional to 25,175.94, 34,729.71 and 15,099.54 is: 20,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.94 : 34,729.71 = 15,099.54 : x
  2. Step 2: Convert to fraction form
    25,175.94/34,729.71 = 15,099.54/x
  3. Step 3: Cross multiply
    25,175.94x = 34,729.71 × 15,099.54
  4. Step 4: Simplify right side
    25,175.94x = 524,402,645.33
  5. Step 5: Solve for x
    x = 524,402,645.33/25,175.94
  6. Step 6: Final answer
    x = 20,829.52

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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.