Home / 15,707.05-23,563.46-5,177.69

Finding the Fourth Proportional to 15,707.05, 23,563.46 and 5,177.69

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Solution

The fourth proportional to 15,707.05, 23,563.46 and 5,177.69 is: 7,767.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707.05 : 23,563.46 = 5,177.69 : x
  2. Step 2: Convert to fraction form
    15,707.05/23,563.46 = 5,177.69/x
  3. Step 3: Cross multiply
    15,707.05x = 23,563.46 × 5,177.69
  4. Step 4: Simplify right side
    15,707.05x = 122,004,291.21
  5. Step 5: Solve for x
    x = 122,004,291.21/15,707.05
  6. Step 6: Final answer
    x = 7,767.49

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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.