Home / 22,341.78-33,516.30-7,551.56

Finding the Fourth Proportional to 22,341.78, 33,516.30 and 7,551.56

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Solution

The fourth proportional to 22,341.78, 33,516.30 and 7,551.56 is: 11,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,341.78 : 33,516.30 = 7,551.56 : x
  2. Step 2: Convert to fraction form
    22,341.78/33,516.30 = 7,551.56/x
  3. Step 3: Cross multiply
    22,341.78x = 33,516.30 × 7,551.56
  4. Step 4: Simplify right side
    22,341.78x = 253,100,350.43
  5. Step 5: Solve for x
    x = 253,100,350.43/22,341.78
  6. Step 6: Final answer
    x = 11,328.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.