Home / 13,353.60-20,035.04-5,036.02

Finding the Fourth Proportional to 13,353.60, 20,035.04 and 5,036.02

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Solution

The fourth proportional to 13,353.60, 20,035.04 and 5,036.02 is: 7,555.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.60 : 20,035.04 = 5,036.02 : x
  2. Step 2: Convert to fraction form
    13,353.60/20,035.04 = 5,036.02/x
  3. Step 3: Cross multiply
    13,353.60x = 20,035.04 × 5,036.02
  4. Step 4: Simplify right side
    13,353.60x = 100,896,824.64
  5. Step 5: Solve for x
    x = 100,896,824.64/13,353.60
  6. Step 6: Final answer
    x = 7,555.78

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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.