Home / 16,303.74-22,517.64-10,989.42

Finding the Fourth Proportional to 16,303.74, 22,517.64 and 10,989.42

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Solution

The fourth proportional to 16,303.74, 22,517.64 and 10,989.42 is: 15,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,303.74 : 22,517.64 = 10,989.42 : x
  2. Step 2: Convert to fraction form
    16,303.74/22,517.64 = 10,989.42/x
  3. Step 3: Cross multiply
    16,303.74x = 22,517.64 × 10,989.42
  4. Step 4: Simplify right side
    16,303.74x = 247,455,803.37
  5. Step 5: Solve for x
    x = 247,455,803.37/16,303.74
  6. Step 6: Final answer
    x = 15,177.86

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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.