Home / 18,302.58-27,429.24-7,206.28

Finding the Fourth Proportional to 18,302.58, 27,429.24 and 7,206.28

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Solution

The fourth proportional to 18,302.58, 27,429.24 and 7,206.28 is: 10,799.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.58 : 27,429.24 = 7,206.28 : x
  2. Step 2: Convert to fraction form
    18,302.58/27,429.24 = 7,206.28/x
  3. Step 3: Cross multiply
    18,302.58x = 27,429.24 × 7,206.28
  4. Step 4: Simplify right side
    18,302.58x = 197,662,783.63
  5. Step 5: Solve for x
    x = 197,662,783.63/18,302.58
  6. Step 6: Final answer
    x = 10,799.72

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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.