Home / 16,169.02-22,313.55-9,455.22

Finding the Fourth Proportional to 16,169.02, 22,313.55 and 9,455.22

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Solution

The fourth proportional to 16,169.02, 22,313.55 and 9,455.22 is: 13,048.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169.02 : 22,313.55 = 9,455.22 : x
  2. Step 2: Convert to fraction form
    16,169.02/22,313.55 = 9,455.22/x
  3. Step 3: Cross multiply
    16,169.02x = 22,313.55 × 9,455.22
  4. Step 4: Simplify right side
    16,169.02x = 210,979,524.23
  5. Step 5: Solve for x
    x = 210,979,524.23/16,169.02
  6. Step 6: Final answer
    x = 13,048.38

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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.