Home / 15,077.07-22,615.24-3,984.54

Finding the Fourth Proportional to 15,077.07, 22,615.24 and 3,984.54

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Solution

The fourth proportional to 15,077.07, 22,615.24 and 3,984.54 is: 5,976.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077.07 : 22,615.24 = 3,984.54 : x
  2. Step 2: Convert to fraction form
    15,077.07/22,615.24 = 3,984.54/x
  3. Step 3: Cross multiply
    15,077.07x = 22,615.24 × 3,984.54
  4. Step 4: Simplify right side
    15,077.07x = 90,111,328.39
  5. Step 5: Solve for x
    x = 90,111,328.39/15,077.07
  6. Step 6: Final answer
    x = 5,976.71

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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.