Home / 49,178.60-73,717.50-19,556.36

Finding the Fourth Proportional to 49,178.60, 73,717.50 and 19,556.36

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Solution

The fourth proportional to 49,178.60, 73,717.50 and 19,556.36 is: 29,314.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,178.60 : 73,717.50 = 19,556.36 : x
  2. Step 2: Convert to fraction form
    49,178.60/73,717.50 = 19,556.36/x
  3. Step 3: Cross multiply
    49,178.60x = 73,717.50 × 19,556.36
  4. Step 4: Simplify right side
    49,178.60x = 1,441,645,968.30
  5. Step 5: Solve for x
    x = 1,441,645,968.30/49,178.60
  6. Step 6: Final answer
    x = 29,314.50

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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.