Home / 25,255.68-34,850.97-13,925.40

Finding the Fourth Proportional to 25,255.68, 34,850.97 and 13,925.40

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Solution

The fourth proportional to 25,255.68, 34,850.97 and 13,925.40 is: 19,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.68 : 34,850.97 = 13,925.40 : x
  2. Step 2: Convert to fraction form
    25,255.68/34,850.97 = 13,925.40/x
  3. Step 3: Cross multiply
    25,255.68x = 34,850.97 × 13,925.40
  4. Step 4: Simplify right side
    25,255.68x = 485,313,697.64
  5. Step 5: Solve for x
    x = 485,313,697.64/25,255.68
  6. Step 6: Final answer
    x = 19,216.02

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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.