Home / 26,441.50-36,489.28-15,263.50

Finding the Fourth Proportional to 26,441.50, 36,489.28 and 15,263.50

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Solution

The fourth proportional to 26,441.50, 36,489.28 and 15,263.50 is: 21,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.50 : 36,489.28 = 15,263.50 : x
  2. Step 2: Convert to fraction form
    26,441.50/36,489.28 = 15,263.50/x
  3. Step 3: Cross multiply
    26,441.50x = 36,489.28 × 15,263.50
  4. Step 4: Simplify right side
    26,441.50x = 556,954,125.28
  5. Step 5: Solve for x
    x = 556,954,125.28/26,441.50
  6. Step 6: Final answer
    x = 21,063.64

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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.