Home / 28,831.41-39,755.21-23,641.54

Finding the Fourth Proportional to 28,831.41, 39,755.21 and 23,641.54

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Solution

The fourth proportional to 28,831.41, 39,755.21 and 23,641.54 is: 32,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,831.41 : 39,755.21 = 23,641.54 : x
  2. Step 2: Convert to fraction form
    28,831.41/39,755.21 = 23,641.54/x
  3. Step 3: Cross multiply
    28,831.41x = 39,755.21 × 23,641.54
  4. Step 4: Simplify right side
    28,831.41x = 939,874,169.83
  5. Step 5: Solve for x
    x = 939,874,169.83/28,831.41
  6. Step 6: Final answer
    x = 32,598.97

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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.