Home / 18,080.37-24,953.81-11,005.56

Finding the Fourth Proportional to 18,080.37, 24,953.81 and 11,005.56

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Solution

The fourth proportional to 18,080.37, 24,953.81 and 11,005.56 is: 15,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.37 : 24,953.81 = 11,005.56 : x
  2. Step 2: Convert to fraction form
    18,080.37/24,953.81 = 11,005.56/x
  3. Step 3: Cross multiply
    18,080.37x = 24,953.81 × 11,005.56
  4. Step 4: Simplify right side
    18,080.37x = 274,630,598.16
  5. Step 5: Solve for x
    x = 274,630,598.16/18,080.37
  6. Step 6: Final answer
    x = 15,189.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.