Home / 25,670.27-38,506.77-8,141.46

Finding the Fourth Proportional to 25,670.27, 38,506.77 and 8,141.46

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Solution

The fourth proportional to 25,670.27, 38,506.77 and 8,141.46 is: 12,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,670.27 : 38,506.77 = 8,141.46 : x
  2. Step 2: Convert to fraction form
    25,670.27/38,506.77 = 8,141.46/x
  3. Step 3: Cross multiply
    25,670.27x = 38,506.77 × 8,141.46
  4. Step 4: Simplify right side
    25,670.27x = 313,501,327.68
  5. Step 5: Solve for x
    x = 313,501,327.68/25,670.27
  6. Step 6: Final answer
    x = 12,212.63

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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.