Home / 40,066.53-60,129.32-19,006.63

Finding the Fourth Proportional to 40,066.53, 60,129.32 and 19,006.63

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Solution

The fourth proportional to 40,066.53, 60,129.32 and 19,006.63 is: 28,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,066.53 : 60,129.32 = 19,006.63 : x
  2. Step 2: Convert to fraction form
    40,066.53/60,129.32 = 19,006.63/x
  3. Step 3: Cross multiply
    40,066.53x = 60,129.32 × 19,006.63
  4. Step 4: Simplify right side
    40,066.53x = 1,142,855,737.39
  5. Step 5: Solve for x
    x = 1,142,855,737.39/40,066.53
  6. Step 6: Final answer
    x = 28,523.95

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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.