Home / 11,317.81-15,634.33-10,764.23

Finding the Fourth Proportional to 11,317.81, 15,634.33 and 10,764.23

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Solution

The fourth proportional to 11,317.81, 15,634.33 and 10,764.23 is: 14,869.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.81 : 15,634.33 = 10,764.23 : x
  2. Step 2: Convert to fraction form
    11,317.81/15,634.33 = 10,764.23/x
  3. Step 3: Cross multiply
    11,317.81x = 15,634.33 × 10,764.23
  4. Step 4: Simplify right side
    11,317.81x = 168,291,524.02
  5. Step 5: Solve for x
    x = 168,291,524.02/11,317.81
  6. Step 6: Final answer
    x = 14,869.62

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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.