Home / 14,007.36-19,315.92-10,231.12

Finding the Fourth Proportional to 14,007.36, 19,315.92 and 10,231.12

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Solution

The fourth proportional to 14,007.36, 19,315.92 and 10,231.12 is: 14,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007.36 : 19,315.92 = 10,231.12 : x
  2. Step 2: Convert to fraction form
    14,007.36/19,315.92 = 10,231.12/x
  3. Step 3: Cross multiply
    14,007.36x = 19,315.92 × 10,231.12
  4. Step 4: Simplify right side
    14,007.36x = 197,623,495.43
  5. Step 5: Solve for x
    x = 197,623,495.43/14,007.36
  6. Step 6: Final answer
    x = 14,108.55

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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.