Home / 25,605.18-38,407.77-8,076.37

Finding the Fourth Proportional to 25,605.18, 38,407.77 and 8,076.37

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Solution

The fourth proportional to 25,605.18, 38,407.77 and 8,076.37 is: 12,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,605.18 : 38,407.77 = 8,076.37 : x
  2. Step 2: Convert to fraction form
    25,605.18/38,407.77 = 8,076.37/x
  3. Step 3: Cross multiply
    25,605.18x = 38,407.77 × 8,076.37
  4. Step 4: Simplify right side
    25,605.18x = 310,195,466.28
  5. Step 5: Solve for x
    x = 310,195,466.28/25,605.18
  6. Step 6: Final answer
    x = 12,114.56

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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.