Home / 25,260.14-34,856.30-13,928.88

Finding the Fourth Proportional to 25,260.14, 34,856.30 and 13,928.88

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Solution

The fourth proportional to 25,260.14, 34,856.30 and 13,928.88 is: 19,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.14 : 34,856.30 = 13,928.88 : x
  2. Step 2: Convert to fraction form
    25,260.14/34,856.30 = 13,928.88/x
  3. Step 3: Cross multiply
    25,260.14x = 34,856.30 × 13,928.88
  4. Step 4: Simplify right side
    25,260.14x = 485,509,150.30
  5. Step 5: Solve for x
    x = 485,509,150.30/25,260.14
  6. Step 6: Final answer
    x = 19,220.37

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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.