Home / 43,176.85-64,767.58-13,596.99

Finding the Fourth Proportional to 43,176.85, 64,767.58 and 13,596.99

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Solution

The fourth proportional to 43,176.85, 64,767.58 and 13,596.99 is: 20,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,176.85 : 64,767.58 = 13,596.99 : x
  2. Step 2: Convert to fraction form
    43,176.85/64,767.58 = 13,596.99/x
  3. Step 3: Cross multiply
    43,176.85x = 64,767.58 × 13,596.99
  4. Step 4: Simplify right side
    43,176.85x = 880,644,137.58
  5. Step 5: Solve for x
    x = 880,644,137.58/43,176.85
  6. Step 6: Final answer
    x = 20,396.21

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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.