Home / 18,399.48-25,391.21-10,332.02

Finding the Fourth Proportional to 18,399.48, 25,391.21 and 10,332.02

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Solution

The fourth proportional to 18,399.48, 25,391.21 and 10,332.02 is: 14,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,399.48 : 25,391.21 = 10,332.02 : x
  2. Step 2: Convert to fraction form
    18,399.48/25,391.21 = 10,332.02/x
  3. Step 3: Cross multiply
    18,399.48x = 25,391.21 × 10,332.02
  4. Step 4: Simplify right side
    18,399.48x = 262,342,436.44
  5. Step 5: Solve for x
    x = 262,342,436.44/18,399.48
  6. Step 6: Final answer
    x = 14,258.14

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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.