Home / 16,192.66-22,346.02-9,478.43

Finding the Fourth Proportional to 16,192.66, 22,346.02 and 9,478.43

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Solution

The fourth proportional to 16,192.66, 22,346.02 and 9,478.43 is: 13,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,192.66 : 22,346.02 = 9,478.43 : x
  2. Step 2: Convert to fraction form
    16,192.66/22,346.02 = 9,478.43/x
  3. Step 3: Cross multiply
    16,192.66x = 22,346.02 × 9,478.43
  4. Step 4: Simplify right side
    16,192.66x = 211,805,282.87
  5. Step 5: Solve for x
    x = 211,805,282.87/16,192.66
  6. Step 6: Final answer
    x = 13,080.32

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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.