Home / 25,622.52-38,440.24-7,154.52

Finding the Fourth Proportional to 25,622.52, 38,440.24 and 7,154.52

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Solution

The fourth proportional to 25,622.52, 38,440.24 and 7,154.52 is: 10,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,622.52 : 38,440.24 = 7,154.52 : x
  2. Step 2: Convert to fraction form
    25,622.52/38,440.24 = 7,154.52/x
  3. Step 3: Cross multiply
    25,622.52x = 38,440.24 × 7,154.52
  4. Step 4: Simplify right side
    25,622.52x = 275,021,465.88
  5. Step 5: Solve for x
    x = 275,021,465.88/25,622.52
  6. Step 6: Final answer
    x = 10,733.58

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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.