Home / 35,912.84-53,877.34-13,725.64

Finding the Fourth Proportional to 35,912.84, 53,877.34 and 13,725.64

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Solution

The fourth proportional to 35,912.84, 53,877.34 and 13,725.64 is: 20,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912.84 : 53,877.34 = 13,725.64 : x
  2. Step 2: Convert to fraction form
    35,912.84/53,877.34 = 13,725.64/x
  3. Step 3: Cross multiply
    35,912.84x = 53,877.34 × 13,725.64
  4. Step 4: Simplify right side
    35,912.84x = 739,500,973.00
  5. Step 5: Solve for x
    x = 739,500,973.00/35,912.84
  6. Step 6: Final answer
    x = 20,591.55

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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.