Home / 16,173.64-22,319.67-9,100.18

Finding the Fourth Proportional to 16,173.64, 22,319.67 and 9,100.18

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Solution

The fourth proportional to 16,173.64, 22,319.67 and 9,100.18 is: 12,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.64 : 22,319.67 = 9,100.18 : x
  2. Step 2: Convert to fraction form
    16,173.64/22,319.67 = 9,100.18/x
  3. Step 3: Cross multiply
    16,173.64x = 22,319.67 × 9,100.18
  4. Step 4: Simplify right side
    16,173.64x = 203,113,014.54
  5. Step 5: Solve for x
    x = 203,113,014.54/16,173.64
  6. Step 6: Final answer
    x = 12,558.27

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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.