Home / 17,790.14-26,648.30-10,372.10

Finding the Fourth Proportional to 17,790.14, 26,648.30 and 10,372.10

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Solution

The fourth proportional to 17,790.14, 26,648.30 and 10,372.10 is: 15,536.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.14 : 26,648.30 = 10,372.10 : x
  2. Step 2: Convert to fraction form
    17,790.14/26,648.30 = 10,372.10/x
  3. Step 3: Cross multiply
    17,790.14x = 26,648.30 × 10,372.10
  4. Step 4: Simplify right side
    17,790.14x = 276,398,858.36
  5. Step 5: Solve for x
    x = 276,398,858.36/17,790.14
  6. Step 6: Final answer
    x = 15,536.63

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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.