Home / 16,064.50-22,171.35-9,257.20

Finding the Fourth Proportional to 16,064.50, 22,171.35 and 9,257.20

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Solution

The fourth proportional to 16,064.50, 22,171.35 and 9,257.20 is: 12,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,064.50 : 22,171.35 = 9,257.20 : x
  2. Step 2: Convert to fraction form
    16,064.50/22,171.35 = 9,257.20/x
  3. Step 3: Cross multiply
    16,064.50x = 22,171.35 × 9,257.20
  4. Step 4: Simplify right side
    16,064.50x = 205,244,621.22
  5. Step 5: Solve for x
    x = 205,244,621.22/16,064.50
  6. Step 6: Final answer
    x = 12,776.28

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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.