Home / 26,274.60-36,259.92-15,665.22

Finding the Fourth Proportional to 26,274.60, 36,259.92 and 15,665.22

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Solution

The fourth proportional to 26,274.60, 36,259.92 and 15,665.22 is: 21,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,274.60 : 36,259.92 = 15,665.22 : x
  2. Step 2: Convert to fraction form
    26,274.60/36,259.92 = 15,665.22/x
  3. Step 3: Cross multiply
    26,274.60x = 36,259.92 × 15,665.22
  4. Step 4: Simplify right side
    26,274.60x = 568,019,623.98
  5. Step 5: Solve for x
    x = 568,019,623.98/26,274.60
  6. Step 6: Final answer
    x = 21,618.58

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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.