Home / 13,252.28-18,288.06-7,588.04

Finding the Fourth Proportional to 13,252.28, 18,288.06 and 7,588.04

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Solution

The fourth proportional to 13,252.28, 18,288.06 and 7,588.04 is: 10,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.28 : 18,288.06 = 7,588.04 : x
  2. Step 2: Convert to fraction form
    13,252.28/18,288.06 = 7,588.04/x
  3. Step 3: Cross multiply
    13,252.28x = 18,288.06 × 7,588.04
  4. Step 4: Simplify right side
    13,252.28x = 138,770,530.80
  5. Step 5: Solve for x
    x = 138,770,530.80/13,252.28
  6. Step 6: Final answer
    x = 10,471.45

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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.