Home / 23,811.28-32,857.36-13,200.02

Finding the Fourth Proportional to 23,811.28, 32,857.36 and 13,200.02

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Solution

The fourth proportional to 23,811.28, 32,857.36 and 13,200.02 is: 18,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,811.28 : 32,857.36 = 13,200.02 : x
  2. Step 2: Convert to fraction form
    23,811.28/32,857.36 = 13,200.02/x
  3. Step 3: Cross multiply
    23,811.28x = 32,857.36 × 13,200.02
  4. Step 4: Simplify right side
    23,811.28x = 433,717,809.15
  5. Step 5: Solve for x
    x = 433,717,809.15/23,811.28
  6. Step 6: Final answer
    x = 18,214.80

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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.