Home / 13,233.60-19,853.28-3,873.84

Finding the Fourth Proportional to 13,233.60, 19,853.28 and 3,873.84

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Solution

The fourth proportional to 13,233.60, 19,853.28 and 3,873.84 is: 5,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.60 : 19,853.28 = 3,873.84 : x
  2. Step 2: Convert to fraction form
    13,233.60/19,853.28 = 3,873.84/x
  3. Step 3: Cross multiply
    13,233.60x = 19,853.28 × 3,873.84
  4. Step 4: Simplify right side
    13,233.60x = 76,908,430.20
  5. Step 5: Solve for x
    x = 76,908,430.20/13,233.60
  6. Step 6: Final answer
    x = 5,811.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.