Home / 14,631.75-21,947.63-4,243.59

Finding the Fourth Proportional to 14,631.75, 21,947.63 and 4,243.59

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Solution

The fourth proportional to 14,631.75, 21,947.63 and 4,243.59 is: 6,365.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.75 : 21,947.63 = 4,243.59 : x
  2. Step 2: Convert to fraction form
    14,631.75/21,947.63 = 4,243.59/x
  3. Step 3: Cross multiply
    14,631.75x = 21,947.63 × 4,243.59
  4. Step 4: Simplify right side
    14,631.75x = 93,136,721.97
  5. Step 5: Solve for x
    x = 93,136,721.97/14,631.75
  6. Step 6: Final answer
    x = 6,365.39

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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.