Home / 26,809.46-36,998.75-15,481.05

Finding the Fourth Proportional to 26,809.46, 36,998.75 and 15,481.05

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Solution

The fourth proportional to 26,809.46, 36,998.75 and 15,481.05 is: 21,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.46 : 36,998.75 = 15,481.05 : x
  2. Step 2: Convert to fraction form
    26,809.46/36,998.75 = 15,481.05/x
  3. Step 3: Cross multiply
    26,809.46x = 36,998.75 × 15,481.05
  4. Step 4: Simplify right side
    26,809.46x = 572,779,498.69
  5. Step 5: Solve for x
    x = 572,779,498.69/26,809.46
  6. Step 6: Final answer
    x = 21,364.83

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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.