Home / 40,242.94-60,376.77-19,209.82

Finding the Fourth Proportional to 40,242.94, 60,376.77 and 19,209.82

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Solution

The fourth proportional to 40,242.94, 60,376.77 and 19,209.82 is: 28,820.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,242.94 : 60,376.77 = 19,209.82 : x
  2. Step 2: Convert to fraction form
    40,242.94/60,376.77 = 19,209.82/x
  3. Step 3: Cross multiply
    40,242.94x = 60,376.77 × 19,209.82
  4. Step 4: Simplify right side
    40,242.94x = 1,159,826,883.88
  5. Step 5: Solve for x
    x = 1,159,826,883.88/40,242.94
  6. Step 6: Final answer
    x = 28,820.63

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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.