Home / 15,128.27-22,694.84-6,365.69

Finding the Fourth Proportional to 15,128.27, 22,694.84 and 6,365.69

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Solution

The fourth proportional to 15,128.27, 22,694.84 and 6,365.69 is: 9,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,128.27 : 22,694.84 = 6,365.69 : x
  2. Step 2: Convert to fraction form
    15,128.27/22,694.84 = 6,365.69/x
  3. Step 3: Cross multiply
    15,128.27x = 22,694.84 × 6,365.69
  4. Step 4: Simplify right side
    15,128.27x = 144,468,284.21
  5. Step 5: Solve for x
    x = 144,468,284.21/15,128.27
  6. Step 6: Final answer
    x = 9,549.56

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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.