Home / 23,831.42-32,888.91-13,760.28

Finding the Fourth Proportional to 23,831.42, 32,888.91 and 13,760.28

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Solution

The fourth proportional to 23,831.42, 32,888.91 and 13,760.28 is: 18,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.42 : 32,888.91 = 13,760.28 : x
  2. Step 2: Convert to fraction form
    23,831.42/32,888.91 = 13,760.28/x
  3. Step 3: Cross multiply
    23,831.42x = 32,888.91 × 13,760.28
  4. Step 4: Simplify right side
    23,831.42x = 452,560,623.40
  5. Step 5: Solve for x
    x = 452,560,623.40/23,831.42
  6. Step 6: Final answer
    x = 18,990.09

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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.