Home / 28,316.66-42,476.94-8,596.80

Finding the Fourth Proportional to 28,316.66, 42,476.94 and 8,596.80

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Solution

The fourth proportional to 28,316.66, 42,476.94 and 8,596.80 is: 12,895.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,316.66 : 42,476.94 = 8,596.80 : x
  2. Step 2: Convert to fraction form
    28,316.66/42,476.94 = 8,596.80/x
  3. Step 3: Cross multiply
    28,316.66x = 42,476.94 × 8,596.80
  4. Step 4: Simplify right side
    28,316.66x = 365,165,757.79
  5. Step 5: Solve for x
    x = 365,165,757.79/28,316.66
  6. Step 6: Final answer
    x = 12,895.79

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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.