Home / 40,919.04-61,376.64-14,625.60

Finding the Fourth Proportional to 40,919.04, 61,376.64 and 14,625.60

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Solution

The fourth proportional to 40,919.04, 61,376.64 and 14,625.60 is: 21,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,919.04 : 61,376.64 = 14,625.60 : x
  2. Step 2: Convert to fraction form
    40,919.04/61,376.64 = 14,625.60/x
  3. Step 3: Cross multiply
    40,919.04x = 61,376.64 × 14,625.60
  4. Step 4: Simplify right side
    40,919.04x = 897,670,185.98
  5. Step 5: Solve for x
    x = 897,670,185.98/40,919.04
  6. Step 6: Final answer
    x = 21,937.71

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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.