Home / 25,256.66-34,856.22-13,928.46

Finding the Fourth Proportional to 25,256.66, 34,856.22 and 13,928.46

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Solution

The fourth proportional to 25,256.66, 34,856.22 and 13,928.46 is: 19,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,256.66 : 34,856.22 = 13,928.46 : x
  2. Step 2: Convert to fraction form
    25,256.66/34,856.22 = 13,928.46/x
  3. Step 3: Cross multiply
    25,256.66x = 34,856.22 × 13,928.46
  4. Step 4: Simplify right side
    25,256.66x = 485,493,387.54
  5. Step 5: Solve for x
    x = 485,493,387.54/25,256.66
  6. Step 6: Final answer
    x = 19,222.39

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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.