Home / 16,108.32-24,161.76-4,421.55

Finding the Fourth Proportional to 16,108.32, 24,161.76 and 4,421.55

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Solution

The fourth proportional to 16,108.32, 24,161.76 and 4,421.55 is: 6,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.32 : 24,161.76 = 4,421.55 : x
  2. Step 2: Convert to fraction form
    16,108.32/24,161.76 = 4,421.55/x
  3. Step 3: Cross multiply
    16,108.32x = 24,161.76 × 4,421.55
  4. Step 4: Simplify right side
    16,108.32x = 106,832,429.93
  5. Step 5: Solve for x
    x = 106,832,429.93/16,108.32
  6. Step 6: Final answer
    x = 6,632.13

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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.