Home / 13,932.37-20,898.01-3,544.39

Finding the Fourth Proportional to 13,932.37, 20,898.01 and 3,544.39

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Solution

The fourth proportional to 13,932.37, 20,898.01 and 3,544.39 is: 5,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.37 : 20,898.01 = 3,544.39 : x
  2. Step 2: Convert to fraction form
    13,932.37/20,898.01 = 3,544.39/x
  3. Step 3: Cross multiply
    13,932.37x = 20,898.01 × 3,544.39
  4. Step 4: Simplify right side
    13,932.37x = 74,070,697.66
  5. Step 5: Solve for x
    x = 74,070,697.66/13,932.37
  6. Step 6: Final answer
    x = 5,316.45

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1.5x scale

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.