Home / 19,596.80-27,043.73-10,644.30

Finding the Fourth Proportional to 19,596.80, 27,043.73 and 10,644.30

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Solution

The fourth proportional to 19,596.80, 27,043.73 and 10,644.30 is: 14,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.80 : 27,043.73 = 10,644.30 : x
  2. Step 2: Convert to fraction form
    19,596.80/27,043.73 = 10,644.30/x
  3. Step 3: Cross multiply
    19,596.80x = 27,043.73 × 10,644.30
  4. Step 4: Simplify right side
    19,596.80x = 287,861,420.60
  5. Step 5: Solve for x
    x = 287,861,420.60/19,596.80
  6. Step 6: Final answer
    x = 14,689.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.