Home / 14,638.28-21,957.47-3,544.95

Finding the Fourth Proportional to 14,638.28, 21,957.47 and 3,544.95

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Solution

The fourth proportional to 14,638.28, 21,957.47 and 3,544.95 is: 5,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.28 : 21,957.47 = 3,544.95 : x
  2. Step 2: Convert to fraction form
    14,638.28/21,957.47 = 3,544.95/x
  3. Step 3: Cross multiply
    14,638.28x = 21,957.47 × 3,544.95
  4. Step 4: Simplify right side
    14,638.28x = 77,838,133.28
  5. Step 5: Solve for x
    x = 77,838,133.28/14,638.28
  6. Step 6: Final answer
    x = 5,317.44

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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.