Home / 25,498.08-38,270.39-13,026.74

Finding the Fourth Proportional to 25,498.08, 38,270.39 and 13,026.74

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Solution

The fourth proportional to 25,498.08, 38,270.39 and 13,026.74 is: 19,551.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.08 : 38,270.39 = 13,026.74 : x
  2. Step 2: Convert to fraction form
    25,498.08/38,270.39 = 13,026.74/x
  3. Step 3: Cross multiply
    25,498.08x = 38,270.39 × 13,026.74
  4. Step 4: Simplify right side
    25,498.08x = 498,538,163.74
  5. Step 5: Solve for x
    x = 498,538,163.74/25,498.08
  6. Step 6: Final answer
    x = 19,551.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.