Home / 18,897.36-26,080.98-10,942.08

Finding the Fourth Proportional to 18,897.36, 26,080.98 and 10,942.08

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Solution

The fourth proportional to 18,897.36, 26,080.98 and 10,942.08 is: 15,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,897.36 : 26,080.98 = 10,942.08 : x
  2. Step 2: Convert to fraction form
    18,897.36/26,080.98 = 10,942.08/x
  3. Step 3: Cross multiply
    18,897.36x = 26,080.98 × 10,942.08
  4. Step 4: Simplify right side
    18,897.36x = 285,380,169.64
  5. Step 5: Solve for x
    x = 285,380,169.64/18,897.36
  6. Step 6: Final answer
    x = 15,101.59

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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.