Home / 25,100.76-37,649.36-11,776.68

Finding the Fourth Proportional to 25,100.76, 37,649.36 and 11,776.68

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Solution

The fourth proportional to 25,100.76, 37,649.36 and 11,776.68 is: 17,664.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,100.76 : 37,649.36 = 11,776.68 : x
  2. Step 2: Convert to fraction form
    25,100.76/37,649.36 = 11,776.68/x
  3. Step 3: Cross multiply
    25,100.76x = 37,649.36 × 11,776.68
  4. Step 4: Simplify right side
    25,100.76x = 443,384,464.92
  5. Step 5: Solve for x
    x = 443,384,464.92/25,100.76
  6. Step 6: Final answer
    x = 17,664.18

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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.