Home / 18,047.20-27,041.52-9,269.92

Finding the Fourth Proportional to 18,047.20, 27,041.52 and 9,269.92

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Solution

The fourth proportional to 18,047.20, 27,041.52 and 9,269.92 is: 13,889.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.20 : 27,041.52 = 9,269.92 : x
  2. Step 2: Convert to fraction form
    18,047.20/27,041.52 = 9,269.92/x
  3. Step 3: Cross multiply
    18,047.20x = 27,041.52 × 9,269.92
  4. Step 4: Simplify right side
    18,047.20x = 250,672,727.08
  5. Step 5: Solve for x
    x = 250,672,727.08/18,047.20
  6. Step 6: Final answer
    x = 13,889.84

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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.