Home / 15,069.66-20,789.49-10,591.98

Finding the Fourth Proportional to 15,069.66, 20,789.49 and 10,591.98

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Solution

The fourth proportional to 15,069.66, 20,789.49 and 10,591.98 is: 14,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,069.66 : 20,789.49 = 10,591.98 : x
  2. Step 2: Convert to fraction form
    15,069.66/20,789.49 = 10,591.98/x
  3. Step 3: Cross multiply
    15,069.66x = 20,789.49 × 10,591.98
  4. Step 4: Simplify right side
    15,069.66x = 220,201,862.29
  5. Step 5: Solve for x
    x = 220,201,862.29/15,069.66
  6. Step 6: Final answer
    x = 14,612.26

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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.