Home / 16,207.55-24,320.04-15,617.79

Finding the Fourth Proportional to 16,207.55, 24,320.04 and 15,617.79

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Solution

The fourth proportional to 16,207.55, 24,320.04 and 15,617.79 is: 23,435.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.55 : 24,320.04 = 15,617.79 : x
  2. Step 2: Convert to fraction form
    16,207.55/24,320.04 = 15,617.79/x
  3. Step 3: Cross multiply
    16,207.55x = 24,320.04 × 15,617.79
  4. Step 4: Simplify right side
    16,207.55x = 379,825,238.39
  5. Step 5: Solve for x
    x = 379,825,238.39/16,207.55
  6. Step 6: Final answer
    x = 23,435.07

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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.