Home / 41,145.08-61,670.95-18,912.52

Finding the Fourth Proportional to 41,145.08, 61,670.95 and 18,912.52

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Solution

The fourth proportional to 41,145.08, 61,670.95 and 18,912.52 is: 28,347.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,145.08 : 61,670.95 = 18,912.52 : x
  2. Step 2: Convert to fraction form
    41,145.08/61,670.95 = 18,912.52/x
  3. Step 3: Cross multiply
    41,145.08x = 61,670.95 × 18,912.52
  4. Step 4: Simplify right side
    41,145.08x = 1,166,352,719.66
  5. Step 5: Solve for x
    x = 1,166,352,719.66/41,145.08
  6. Step 6: Final answer
    x = 28,347.32

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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.