Home / 37,111.20-55,675.44-10,815.36

Finding the Fourth Proportional to 37,111.20, 55,675.44 and 10,815.36

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Solution

The fourth proportional to 37,111.20, 55,675.44 and 10,815.36 is: 16,225.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,111.20 : 55,675.44 = 10,815.36 : x
  2. Step 2: Convert to fraction form
    37,111.20/55,675.44 = 10,815.36/x
  3. Step 3: Cross multiply
    37,111.20x = 55,675.44 × 10,815.36
  4. Step 4: Simplify right side
    37,111.20x = 602,149,926.76
  5. Step 5: Solve for x
    x = 602,149,926.76/37,111.20
  6. Step 6: Final answer
    x = 16,225.56

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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.