Home / 13,252.93-18,289.38-7,284.75

Finding the Fourth Proportional to 13,252.93, 18,289.38 and 7,284.75

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Solution

The fourth proportional to 13,252.93, 18,289.38 and 7,284.75 is: 10,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.93 : 18,289.38 = 7,284.75 : x
  2. Step 2: Convert to fraction form
    13,252.93/18,289.38 = 7,284.75/x
  3. Step 3: Cross multiply
    13,252.93x = 18,289.38 × 7,284.75
  4. Step 4: Simplify right side
    13,252.93x = 133,233,560.96
  5. Step 5: Solve for x
    x = 133,233,560.96/13,252.93
  6. Step 6: Final answer
    x = 10,053.14

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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.