Home / 18,998.92-26,214.06-11,443.24

Finding the Fourth Proportional to 18,998.92, 26,214.06 and 11,443.24

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Solution

The fourth proportional to 18,998.92, 26,214.06 and 11,443.24 is: 15,788.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,998.92 : 26,214.06 = 11,443.24 : x
  2. Step 2: Convert to fraction form
    18,998.92/26,214.06 = 11,443.24/x
  3. Step 3: Cross multiply
    18,998.92x = 26,214.06 × 11,443.24
  4. Step 4: Simplify right side
    18,998.92x = 299,973,779.95
  5. Step 5: Solve for x
    x = 299,973,779.95/18,998.92
  6. Step 6: Final answer
    x = 15,788.99

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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.