Home / 14,243.52-21,365.33-4,382.73

Finding the Fourth Proportional to 14,243.52, 21,365.33 and 4,382.73

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Solution

The fourth proportional to 14,243.52, 21,365.33 and 4,382.73 is: 6,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.52 : 21,365.33 = 4,382.73 : x
  2. Step 2: Convert to fraction form
    14,243.52/21,365.33 = 4,382.73/x
  3. Step 3: Cross multiply
    14,243.52x = 21,365.33 × 4,382.73
  4. Step 4: Simplify right side
    14,243.52x = 93,638,472.75
  5. Step 5: Solve for x
    x = 93,638,472.75/14,243.52
  6. Step 6: Final answer
    x = 6,574.11

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1.5x scale

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.