Home / 49,137.64-73,703.90-15,857.08

Finding the Fourth Proportional to 49,137.64, 73,703.90 and 15,857.08

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Solution

The fourth proportional to 49,137.64, 73,703.90 and 15,857.08 is: 23,784.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,137.64 : 73,703.90 = 15,857.08 : x
  2. Step 2: Convert to fraction form
    49,137.64/73,703.90 = 15,857.08/x
  3. Step 3: Cross multiply
    49,137.64x = 73,703.90 × 15,857.08
  4. Step 4: Simplify right side
    49,137.64x = 1,168,728,638.61
  5. Step 5: Solve for x
    x = 1,168,728,638.61/49,137.64
  6. Step 6: Final answer
    x = 23,784.79

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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.