Home / 16,908.56-25,370.12-9,108.24

Finding the Fourth Proportional to 16,908.56, 25,370.12 and 9,108.24

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Solution

The fourth proportional to 16,908.56, 25,370.12 and 9,108.24 is: 13,666.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.56 : 25,370.12 = 9,108.24 : x
  2. Step 2: Convert to fraction form
    16,908.56/25,370.12 = 9,108.24/x
  3. Step 3: Cross multiply
    16,908.56x = 25,370.12 × 9,108.24
  4. Step 4: Simplify right side
    16,908.56x = 231,077,141.79
  5. Step 5: Solve for x
    x = 231,077,141.79/16,908.56
  6. Step 6: Final answer
    x = 13,666.28

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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.