Home / 14,778.32-20,395.87-10,797.44

Finding the Fourth Proportional to 14,778.32, 20,395.87 and 10,797.44

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Solution

The fourth proportional to 14,778.32, 20,395.87 and 10,797.44 is: 14,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.32 : 20,395.87 = 10,797.44 : x
  2. Step 2: Convert to fraction form
    14,778.32/20,395.87 = 10,797.44/x
  3. Step 3: Cross multiply
    14,778.32x = 20,395.87 × 10,797.44
  4. Step 4: Simplify right side
    14,778.32x = 220,223,053.60
  5. Step 5: Solve for x
    x = 220,223,053.60/14,778.32
  6. Step 6: Final answer
    x = 14,901.77

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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.