Home / 45,569.61-68,361.71-19,274.58

Finding the Fourth Proportional to 45,569.61, 68,361.71 and 19,274.58

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Solution

The fourth proportional to 45,569.61, 68,361.71 and 19,274.58 is: 28,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,569.61 : 68,361.71 = 19,274.58 : x
  2. Step 2: Convert to fraction form
    45,569.61/68,361.71 = 19,274.58/x
  3. Step 3: Cross multiply
    45,569.61x = 68,361.71 × 19,274.58
  4. Step 4: Simplify right side
    45,569.61x = 1,317,643,151.96
  5. Step 5: Solve for x
    x = 1,317,643,151.96/45,569.61
  6. Step 6: Final answer
    x = 28,914.95

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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.