Home / 23,831.15-32,890.93-13,224.20

Finding the Fourth Proportional to 23,831.15, 32,890.93 and 13,224.20

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Solution

The fourth proportional to 23,831.15, 32,890.93 and 13,224.20 is: 18,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.15 : 32,890.93 = 13,224.20 : x
  2. Step 2: Convert to fraction form
    23,831.15/32,890.93 = 13,224.20/x
  3. Step 3: Cross multiply
    23,831.15x = 32,890.93 × 13,224.20
  4. Step 4: Simplify right side
    23,831.15x = 434,956,236.51
  5. Step 5: Solve for x
    x = 434,956,236.51/23,831.15
  6. Step 6: Final answer
    x = 18,251.58

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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.