Home / 23,831.03-32,886.86-13,220.66

Finding the Fourth Proportional to 23,831.03, 32,886.86 and 13,220.66

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Solution

The fourth proportional to 23,831.03, 32,886.86 and 13,220.66 is: 18,244.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.03 : 32,886.86 = 13,220.66 : x
  2. Step 2: Convert to fraction form
    23,831.03/32,886.86 = 13,220.66/x
  3. Step 3: Cross multiply
    23,831.03x = 32,886.86 × 13,220.66
  4. Step 4: Simplify right side
    23,831.03x = 434,785,825.65
  5. Step 5: Solve for x
    x = 434,785,825.65/23,831.03
  6. Step 6: Final answer
    x = 18,244.53

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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.