Home / 43,208.94-64,824.75-13,627.74

Finding the Fourth Proportional to 43,208.94, 64,824.75 and 13,627.74

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Solution

The fourth proportional to 43,208.94, 64,824.75 and 13,627.74 is: 20,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,208.94 : 64,824.75 = 13,627.74 : x
  2. Step 2: Convert to fraction form
    43,208.94/64,824.75 = 13,627.74/x
  3. Step 3: Cross multiply
    43,208.94x = 64,824.75 × 13,627.74
  4. Step 4: Simplify right side
    43,208.94x = 883,414,838.57
  5. Step 5: Solve for x
    x = 883,414,838.57/43,208.94
  6. Step 6: Final answer
    x = 20,445.19

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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.