Home / 14,142.42-19,521.12-10,175.07

Finding the Fourth Proportional to 14,142.42, 19,521.12 and 10,175.07

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Solution

The fourth proportional to 14,142.42, 19,521.12 and 10,175.07 is: 14,044.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,142.42 : 19,521.12 = 10,175.07 : x
  2. Step 2: Convert to fraction form
    14,142.42/19,521.12 = 10,175.07/x
  3. Step 3: Cross multiply
    14,142.42x = 19,521.12 × 10,175.07
  4. Step 4: Simplify right side
    14,142.42x = 198,628,614.00
  5. Step 5: Solve for x
    x = 198,628,614.00/14,142.42
  6. Step 6: Final answer
    x = 14,044.88

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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.