Home / 23,831.04-32,886.80-13,222.80

Finding the Fourth Proportional to 23,831.04, 32,886.80 and 13,222.80

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Solution

The fourth proportional to 23,831.04, 32,886.80 and 13,222.80 is: 18,247.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.04 : 32,886.80 = 13,222.80 : x
  2. Step 2: Convert to fraction form
    23,831.04/32,886.80 = 13,222.80/x
  3. Step 3: Cross multiply
    23,831.04x = 32,886.80 × 13,222.80
  4. Step 4: Simplify right side
    23,831.04x = 434,855,579.04
  5. Step 5: Solve for x
    x = 434,855,579.04/23,831.04
  6. Step 6: Final answer
    x = 18,247.44

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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.