Home / 20,336.64-30,496.74-6,293.37

Finding the Fourth Proportional to 20,336.64, 30,496.74 and 6,293.37

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Solution

The fourth proportional to 20,336.64, 30,496.74 and 6,293.37 is: 9,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336.64 : 30,496.74 = 6,293.37 : x
  2. Step 2: Convert to fraction form
    20,336.64/30,496.74 = 6,293.37/x
  3. Step 3: Cross multiply
    20,336.64x = 30,496.74 × 6,293.37
  4. Step 4: Simplify right side
    20,336.64x = 191,927,268.61
  5. Step 5: Solve for x
    x = 191,927,268.61/20,336.64
  6. Step 6: Final answer
    x = 9,437.51

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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.