Home / 25,856.36-38,753.18-11,797.12

Finding the Fourth Proportional to 25,856.36, 38,753.18 and 11,797.12

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Solution

The fourth proportional to 25,856.36, 38,753.18 and 11,797.12 is: 17,681.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,856.36 : 38,753.18 = 11,797.12 : x
  2. Step 2: Convert to fraction form
    25,856.36/38,753.18 = 11,797.12/x
  3. Step 3: Cross multiply
    25,856.36x = 38,753.18 × 11,797.12
  4. Step 4: Simplify right side
    25,856.36x = 457,175,662.09
  5. Step 5: Solve for x
    x = 457,175,662.09/25,856.36
  6. Step 6: Final answer
    x = 17,681.37

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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.