Home / 13,496.81-18,651.33-9,732.33

Finding the Fourth Proportional to 13,496.81, 18,651.33 and 9,732.33

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Solution

The fourth proportional to 13,496.81, 18,651.33 and 9,732.33 is: 13,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.81 : 18,651.33 = 9,732.33 : x
  2. Step 2: Convert to fraction form
    13,496.81/18,651.33 = 9,732.33/x
  3. Step 3: Cross multiply
    13,496.81x = 18,651.33 × 9,732.33
  4. Step 4: Simplify right side
    13,496.81x = 181,520,898.50
  5. Step 5: Solve for x
    x = 181,520,898.50/13,496.81
  6. Step 6: Final answer
    x = 13,449.18

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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.