Home / 28,862.96-39,816.21-17,529.44

Finding the Fourth Proportional to 28,862.96, 39,816.21 and 17,529.44

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Solution

The fourth proportional to 28,862.96, 39,816.21 and 17,529.44 is: 24,181.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862.96 : 39,816.21 = 17,529.44 : x
  2. Step 2: Convert to fraction form
    28,862.96/39,816.21 = 17,529.44/x
  3. Step 3: Cross multiply
    28,862.96x = 39,816.21 × 17,529.44
  4. Step 4: Simplify right side
    28,862.96x = 697,955,864.22
  5. Step 5: Solve for x
    x = 697,955,864.22/28,862.96
  6. Step 6: Final answer
    x = 24,181.71

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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.