Home / 26,364.60-36,382.04-15,760.08

Finding the Fourth Proportional to 26,364.60, 36,382.04 and 15,760.08

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Solution

The fourth proportional to 26,364.60, 36,382.04 and 15,760.08 is: 21,748.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,364.60 : 36,382.04 = 15,760.08 : x
  2. Step 2: Convert to fraction form
    26,364.60/36,382.04 = 15,760.08/x
  3. Step 3: Cross multiply
    26,364.60x = 36,382.04 × 15,760.08
  4. Step 4: Simplify right side
    26,364.60x = 573,383,860.96
  5. Step 5: Solve for x
    x = 573,383,860.96/26,364.60
  6. Step 6: Final answer
    x = 21,748.25

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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.