Home / 13,532.82-18,674.07-7,563.66

Finding the Fourth Proportional to 13,532.82, 18,674.07 and 7,563.66

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Solution

The fourth proportional to 13,532.82, 18,674.07 and 7,563.66 is: 10,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.82 : 18,674.07 = 7,563.66 : x
  2. Step 2: Convert to fraction form
    13,532.82/18,674.07 = 7,563.66/x
  3. Step 3: Cross multiply
    13,532.82x = 18,674.07 × 7,563.66
  4. Step 4: Simplify right side
    13,532.82x = 141,244,316.30
  5. Step 5: Solve for x
    x = 141,244,316.30/13,532.82
  6. Step 6: Final answer
    x = 10,437.17

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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.