Home / 18,265.02-27,377.47-7,169.64

Finding the Fourth Proportional to 18,265.02, 27,377.47 and 7,169.64

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Solution

The fourth proportional to 18,265.02, 27,377.47 and 7,169.64 is: 10,746.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.02 : 27,377.47 = 7,169.64 : x
  2. Step 2: Convert to fraction form
    18,265.02/27,377.47 = 7,169.64/x
  3. Step 3: Cross multiply
    18,265.02x = 27,377.47 × 7,169.64
  4. Step 4: Simplify right side
    18,265.02x = 196,286,604.01
  5. Step 5: Solve for x
    x = 196,286,604.01/18,265.02
  6. Step 6: Final answer
    x = 10,746.59

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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.