Home / 28,298.08-42,453.76-27,827.92

Finding the Fourth Proportional to 28,298.08, 42,453.76 and 27,827.92

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Solution

The fourth proportional to 28,298.08, 42,453.76 and 27,827.92 is: 41,748.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,298.08 : 42,453.76 = 27,827.92 : x
  2. Step 2: Convert to fraction form
    28,298.08/42,453.76 = 27,827.92/x
  3. Step 3: Cross multiply
    28,298.08x = 42,453.76 × 27,827.92
  4. Step 4: Simplify right side
    28,298.08x = 1,181,399,836.98
  5. Step 5: Solve for x
    x = 1,181,399,836.98/28,298.08
  6. Step 6: Final answer
    x = 41,748.41

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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.