Home / 26,809.38-36,998.61-15,480.92

Finding the Fourth Proportional to 26,809.38, 36,998.61 and 15,480.92

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Solution

The fourth proportional to 26,809.38, 36,998.61 and 15,480.92 is: 21,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.38 : 36,998.61 = 15,480.92 : x
  2. Step 2: Convert to fraction form
    26,809.38/36,998.61 = 15,480.92/x
  3. Step 3: Cross multiply
    26,809.38x = 36,998.61 × 15,480.92
  4. Step 4: Simplify right side
    26,809.38x = 572,772,555.96
  5. Step 5: Solve for x
    x = 572,772,555.96/26,809.38
  6. Step 6: Final answer
    x = 21,364.63

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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.