Home / 18,843.76-26,001.36-10,887.04

Finding the Fourth Proportional to 18,843.76, 26,001.36 and 10,887.04

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Solution

The fourth proportional to 18,843.76, 26,001.36 and 10,887.04 is: 15,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843.76 : 26,001.36 = 10,887.04 : x
  2. Step 2: Convert to fraction form
    18,843.76/26,001.36 = 10,887.04/x
  3. Step 3: Cross multiply
    18,843.76x = 26,001.36 × 10,887.04
  4. Step 4: Simplify right side
    18,843.76x = 283,077,846.37
  5. Step 5: Solve for x
    x = 283,077,846.37/18,843.76
  6. Step 6: Final answer
    x = 15,022.37

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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.