Home / 36,787.40-55,141.59-14,569.91

Finding the Fourth Proportional to 36,787.40, 55,141.59 and 14,569.91

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Solution

The fourth proportional to 36,787.40, 55,141.59 and 14,569.91 is: 21,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.40 : 55,141.59 = 14,569.91 : x
  2. Step 2: Convert to fraction form
    36,787.40/55,141.59 = 14,569.91/x
  3. Step 3: Cross multiply
    36,787.40x = 55,141.59 × 14,569.91
  4. Step 4: Simplify right side
    36,787.40x = 803,407,727.85
  5. Step 5: Solve for x
    x = 803,407,727.85/36,787.40
  6. Step 6: Final answer
    x = 21,839.21

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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.