Home / 16,928.19-25,399.58-11,402.37

Finding the Fourth Proportional to 16,928.19, 25,399.58 and 11,402.37

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Solution

The fourth proportional to 16,928.19, 25,399.58 and 11,402.37 is: 17,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.19 : 25,399.58 = 11,402.37 : x
  2. Step 2: Convert to fraction form
    16,928.19/25,399.58 = 11,402.37/x
  3. Step 3: Cross multiply
    16,928.19x = 25,399.58 × 11,402.37
  4. Step 4: Simplify right side
    16,928.19x = 289,615,351.99
  5. Step 5: Solve for x
    x = 289,615,351.99/16,928.19
  6. Step 6: Final answer
    x = 17,108.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.