Home / 11,739.89-17,631.77-10,334.81

Finding the Fourth Proportional to 11,739.89, 17,631.77 and 10,334.81

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Solution

The fourth proportional to 11,739.89, 17,631.77 and 10,334.81 is: 15,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.89 : 17,631.77 = 10,334.81 : x
  2. Step 2: Convert to fraction form
    11,739.89/17,631.77 = 10,334.81/x
  3. Step 3: Cross multiply
    11,739.89x = 17,631.77 × 10,334.81
  4. Step 4: Simplify right side
    11,739.89x = 182,220,853.08
  5. Step 5: Solve for x
    x = 182,220,853.08/11,739.89
  6. Step 6: Final answer
    x = 15,521.52

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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.