Home / 15,536.28-21,441.78-9,566.76

Finding the Fourth Proportional to 15,536.28, 21,441.78 and 9,566.76

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Solution

The fourth proportional to 15,536.28, 21,441.78 and 9,566.76 is: 13,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536.28 : 21,441.78 = 9,566.76 : x
  2. Step 2: Convert to fraction form
    15,536.28/21,441.78 = 9,566.76/x
  3. Step 3: Cross multiply
    15,536.28x = 21,441.78 × 9,566.76
  4. Step 4: Simplify right side
    15,536.28x = 205,128,363.23
  5. Step 5: Solve for x
    x = 205,128,363.23/15,536.28
  6. Step 6: Final answer
    x = 13,203.18

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Half scale
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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.