Home / 18,353.54-25,328.36-10,395.65

Finding the Fourth Proportional to 18,353.54, 25,328.36 and 10,395.65

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Solution

The fourth proportional to 18,353.54, 25,328.36 and 10,395.65 is: 14,346.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353.54 : 25,328.36 = 10,395.65 : x
  2. Step 2: Convert to fraction form
    18,353.54/25,328.36 = 10,395.65/x
  3. Step 3: Cross multiply
    18,353.54x = 25,328.36 × 10,395.65
  4. Step 4: Simplify right side
    18,353.54x = 263,304,765.63
  5. Step 5: Solve for x
    x = 263,304,765.63/18,353.54
  6. Step 6: Final answer
    x = 14,346.27

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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.