Home / 26,225.40-36,188.20-15,612.96

Finding the Fourth Proportional to 26,225.40, 36,188.20 and 15,612.96

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Solution

The fourth proportional to 26,225.40, 36,188.20 and 15,612.96 is: 21,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,225.40 : 36,188.20 = 15,612.96 : x
  2. Step 2: Convert to fraction form
    26,225.40/36,188.20 = 15,612.96/x
  3. Step 3: Cross multiply
    26,225.40x = 36,188.20 × 15,612.96
  4. Step 4: Simplify right side
    26,225.40x = 565,004,919.07
  5. Step 5: Solve for x
    x = 565,004,919.07/26,225.40
  6. Step 6: Final answer
    x = 21,544.19

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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.