Home / 37,042.11-55,530.36-28,315.98

Finding the Fourth Proportional to 37,042.11, 55,530.36 and 28,315.98

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Solution

The fourth proportional to 37,042.11, 55,530.36 and 28,315.98 is: 42,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,042.11 : 55,530.36 = 28,315.98 : x
  2. Step 2: Convert to fraction form
    37,042.11/55,530.36 = 28,315.98/x
  3. Step 3: Cross multiply
    37,042.11x = 55,530.36 × 28,315.98
  4. Step 4: Simplify right side
    37,042.11x = 1,572,396,563.15
  5. Step 5: Solve for x
    x = 1,572,396,563.15/37,042.11
  6. Step 6: Final answer
    x = 42,448.89

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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.