Home / 17,161.72-25,871.18-16,018.68

Finding the Fourth Proportional to 17,161.72, 25,871.18 and 16,018.68

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Solution

The fourth proportional to 17,161.72, 25,871.18 and 16,018.68 is: 24,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.72 : 25,871.18 = 16,018.68 : x
  2. Step 2: Convert to fraction form
    17,161.72/25,871.18 = 16,018.68/x
  3. Step 3: Cross multiply
    17,161.72x = 25,871.18 × 16,018.68
  4. Step 4: Simplify right side
    17,161.72x = 414,422,153.64
  5. Step 5: Solve for x
    x = 414,422,153.64/17,161.72
  6. Step 6: Final answer
    x = 24,148.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.