Home / 16,126.88-22,257.12-9,053.28

Finding the Fourth Proportional to 16,126.88, 22,257.12 and 9,053.28

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Solution

The fourth proportional to 16,126.88, 22,257.12 and 9,053.28 is: 12,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,126.88 : 22,257.12 = 9,053.28 : x
  2. Step 2: Convert to fraction form
    16,126.88/22,257.12 = 9,053.28/x
  3. Step 3: Cross multiply
    16,126.88x = 22,257.12 × 9,053.28
  4. Step 4: Simplify right side
    16,126.88x = 201,499,939.35
  5. Step 5: Solve for x
    x = 201,499,939.35/16,126.88
  6. Step 6: Final answer
    x = 12,494.67

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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.