Home / 36,890.52-55,339.02-15,831.60

Finding the Fourth Proportional to 36,890.52, 55,339.02 and 15,831.60

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Solution

The fourth proportional to 36,890.52, 55,339.02 and 15,831.60 is: 23,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.52 : 55,339.02 = 15,831.60 : x
  2. Step 2: Convert to fraction form
    36,890.52/55,339.02 = 15,831.60/x
  3. Step 3: Cross multiply
    36,890.52x = 55,339.02 × 15,831.60
  4. Step 4: Simplify right side
    36,890.52x = 876,105,229.03
  5. Step 5: Solve for x
    x = 876,105,229.03/36,890.52
  6. Step 6: Final answer
    x = 23,748.79

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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.