Home / 13,192.32-18,206.36-7,527.19

Finding the Fourth Proportional to 13,192.32, 18,206.36 and 7,527.19

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Solution

The fourth proportional to 13,192.32, 18,206.36 and 7,527.19 is: 10,388.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.32 : 18,206.36 = 7,527.19 : x
  2. Step 2: Convert to fraction form
    13,192.32/18,206.36 = 7,527.19/x
  3. Step 3: Cross multiply
    13,192.32x = 18,206.36 × 7,527.19
  4. Step 4: Simplify right side
    13,192.32x = 137,042,730.93
  5. Step 5: Solve for x
    x = 137,042,730.93/13,192.32
  6. Step 6: Final answer
    x = 10,388.07

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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.