Home / 14,463.36-19,959.62-8,175.60

Finding the Fourth Proportional to 14,463.36, 19,959.62 and 8,175.60

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Solution

The fourth proportional to 14,463.36, 19,959.62 and 8,175.60 is: 11,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463.36 : 19,959.62 = 8,175.60 : x
  2. Step 2: Convert to fraction form
    14,463.36/19,959.62 = 8,175.60/x
  3. Step 3: Cross multiply
    14,463.36x = 19,959.62 × 8,175.60
  4. Step 4: Simplify right side
    14,463.36x = 163,181,828.39
  5. Step 5: Solve for x
    x = 163,181,828.39/14,463.36
  6. Step 6: Final answer
    x = 11,282.43

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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.