Home / 18,847.92-26,008.29-10,889.04

Finding the Fourth Proportional to 18,847.92, 26,008.29 and 10,889.04

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Solution

The fourth proportional to 18,847.92, 26,008.29 and 10,889.04 is: 15,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847.92 : 26,008.29 = 10,889.04 : x
  2. Step 2: Convert to fraction form
    18,847.92/26,008.29 = 10,889.04/x
  3. Step 3: Cross multiply
    18,847.92x = 26,008.29 × 10,889.04
  4. Step 4: Simplify right side
    18,847.92x = 283,205,310.14
  5. Step 5: Solve for x
    x = 283,205,310.14/18,847.92
  6. Step 6: Final answer
    x = 15,025.81

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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.