Home / 38,289.41-52,831.62-22,370.78

Finding the Fourth Proportional to 38,289.41, 52,831.62 and 22,370.78

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Solution

The fourth proportional to 38,289.41, 52,831.62 and 22,370.78 is: 30,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,289.41 : 52,831.62 = 22,370.78 : x
  2. Step 2: Convert to fraction form
    38,289.41/52,831.62 = 22,370.78/x
  3. Step 3: Cross multiply
    38,289.41x = 52,831.62 × 22,370.78
  4. Step 4: Simplify right side
    38,289.41x = 1,181,884,283.91
  5. Step 5: Solve for x
    x = 1,181,884,283.91/38,289.41
  6. Step 6: Final answer
    x = 30,867.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.