Home / 17,416.68-24,034.50-12,720.84

Finding the Fourth Proportional to 17,416.68, 24,034.50 and 12,720.84

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Solution

The fourth proportional to 17,416.68, 24,034.50 and 12,720.84 is: 17,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,416.68 : 24,034.50 = 12,720.84 : x
  2. Step 2: Convert to fraction form
    17,416.68/24,034.50 = 12,720.84/x
  3. Step 3: Cross multiply
    17,416.68x = 24,034.50 × 12,720.84
  4. Step 4: Simplify right side
    17,416.68x = 305,739,028.98
  5. Step 5: Solve for x
    x = 305,739,028.98/17,416.68
  6. Step 6: Final answer
    x = 17,554.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.