Home / 26,532.28-36,619.72-15,209.36

Finding the Fourth Proportional to 26,532.28, 36,619.72 and 15,209.36

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Solution

The fourth proportional to 26,532.28, 36,619.72 and 15,209.36 is: 20,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,532.28 : 36,619.72 = 15,209.36 : x
  2. Step 2: Convert to fraction form
    26,532.28/36,619.72 = 15,209.36/x
  3. Step 3: Cross multiply
    26,532.28x = 36,619.72 × 15,209.36
  4. Step 4: Simplify right side
    26,532.28x = 556,962,504.58
  5. Step 5: Solve for x
    x = 556,962,504.58/26,532.28
  6. Step 6: Final answer
    x = 20,991.88

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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.