Home / 13,252.24-18,287.72-7,283.92

Finding the Fourth Proportional to 13,252.24, 18,287.72 and 7,283.92

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Solution

The fourth proportional to 13,252.24, 18,287.72 and 7,283.92 is: 10,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.24 : 18,287.72 = 7,283.92 : x
  2. Step 2: Convert to fraction form
    13,252.24/18,287.72 = 7,283.92/x
  3. Step 3: Cross multiply
    13,252.24x = 18,287.72 × 7,283.92
  4. Step 4: Simplify right side
    13,252.24x = 133,206,289.46
  5. Step 5: Solve for x
    x = 133,206,289.46/13,252.24
  6. Step 6: Final answer
    x = 10,051.61

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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.