Home / 16,561.28-24,830.66-8,426.84

Finding the Fourth Proportional to 16,561.28, 24,830.66 and 8,426.84

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Solution

The fourth proportional to 16,561.28, 24,830.66 and 8,426.84 is: 12,634.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,561.28 : 24,830.66 = 8,426.84 : x
  2. Step 2: Convert to fraction form
    16,561.28/24,830.66 = 8,426.84/x
  3. Step 3: Cross multiply
    16,561.28x = 24,830.66 × 8,426.84
  4. Step 4: Simplify right side
    16,561.28x = 209,243,874.76
  5. Step 5: Solve for x
    x = 209,243,874.76/16,561.28
  6. Step 6: Final answer
    x = 12,634.53

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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.