Home / 28,560.84-39,410.04-16,614.96

Finding the Fourth Proportional to 28,560.84, 39,410.04 and 16,614.96

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Solution

The fourth proportional to 28,560.84, 39,410.04 and 16,614.96 is: 22,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560.84 : 39,410.04 = 16,614.96 : x
  2. Step 2: Convert to fraction form
    28,560.84/39,410.04 = 16,614.96/x
  3. Step 3: Cross multiply
    28,560.84x = 39,410.04 × 16,614.96
  4. Step 4: Simplify right side
    28,560.84x = 654,796,238.20
  5. Step 5: Solve for x
    x = 654,796,238.20/28,560.84
  6. Step 6: Final answer
    x = 22,926.36

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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.