Home / 16,173.15-22,317.36-9,099.42

Finding the Fourth Proportional to 16,173.15, 22,317.36 and 9,099.42

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Solution

The fourth proportional to 16,173.15, 22,317.36 and 9,099.42 is: 12,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.15 : 22,317.36 = 9,099.42 : x
  2. Step 2: Convert to fraction form
    16,173.15/22,317.36 = 9,099.42/x
  3. Step 3: Cross multiply
    16,173.15x = 22,317.36 × 9,099.42
  4. Step 4: Simplify right side
    16,173.15x = 203,075,031.93
  5. Step 5: Solve for x
    x = 203,075,031.93/16,173.15
  6. Step 6: Final answer
    x = 12,556.31

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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.