Home / 41,178.95-61,791.76-18,992.32

Finding the Fourth Proportional to 41,178.95, 61,791.76 and 18,992.32

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Solution

The fourth proportional to 41,178.95, 61,791.76 and 18,992.32 is: 28,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,178.95 : 61,791.76 = 18,992.32 : x
  2. Step 2: Convert to fraction form
    41,178.95/61,791.76 = 18,992.32/x
  3. Step 3: Cross multiply
    41,178.95x = 61,791.76 × 18,992.32
  4. Step 4: Simplify right side
    41,178.95x = 1,173,569,096.12
  5. Step 5: Solve for x
    x = 1,173,569,096.12/41,178.95
  6. Step 6: Final answer
    x = 28,499.25

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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.