Home / 25,630.36-38,447.06-7,162.36

Finding the Fourth Proportional to 25,630.36, 38,447.06 and 7,162.36

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Solution

The fourth proportional to 25,630.36, 38,447.06 and 7,162.36 is: 10,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.36 : 38,447.06 = 7,162.36 : x
  2. Step 2: Convert to fraction form
    25,630.36/38,447.06 = 7,162.36/x
  3. Step 3: Cross multiply
    25,630.36x = 38,447.06 × 7,162.36
  4. Step 4: Simplify right side
    25,630.36x = 275,371,684.66
  5. Step 5: Solve for x
    x = 275,371,684.66/25,630.36
  6. Step 6: Final answer
    x = 10,743.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.