Home / 15,763.79-23,645.68-5,907.71

Finding the Fourth Proportional to 15,763.79, 23,645.68 and 5,907.71

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Solution

The fourth proportional to 15,763.79, 23,645.68 and 5,907.71 is: 8,861.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763.79 : 23,645.68 = 5,907.71 : x
  2. Step 2: Convert to fraction form
    15,763.79/23,645.68 = 5,907.71/x
  3. Step 3: Cross multiply
    15,763.79x = 23,645.68 × 5,907.71
  4. Step 4: Simplify right side
    15,763.79x = 139,691,864.54
  5. Step 5: Solve for x
    x = 139,691,864.54/15,763.79
  6. Step 6: Final answer
    x = 8,861.56

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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.