Home / 18,287.26-25,233.28-10,329.31

Finding the Fourth Proportional to 18,287.26, 25,233.28 and 10,329.31

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Solution

The fourth proportional to 18,287.26, 25,233.28 and 10,329.31 is: 14,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,287.26 : 25,233.28 = 10,329.31 : x
  2. Step 2: Convert to fraction form
    18,287.26/25,233.28 = 10,329.31/x
  3. Step 3: Cross multiply
    18,287.26x = 25,233.28 × 10,329.31
  4. Step 4: Simplify right side
    18,287.26x = 260,642,371.44
  5. Step 5: Solve for x
    x = 260,642,371.44/18,287.26
  6. Step 6: Final answer
    x = 14,252.67

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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.