Home / 28,371.96-42,543.70-16,529.56

Finding the Fourth Proportional to 28,371.96, 42,543.70 and 16,529.56

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Solution

The fourth proportional to 28,371.96, 42,543.70 and 16,529.56 is: 24,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,371.96 : 42,543.70 = 16,529.56 : x
  2. Step 2: Convert to fraction form
    28,371.96/42,543.70 = 16,529.56/x
  3. Step 3: Cross multiply
    28,371.96x = 42,543.70 × 16,529.56
  4. Step 4: Simplify right side
    28,371.96x = 703,228,641.77
  5. Step 5: Solve for x
    x = 703,228,641.77/28,371.96
  6. Step 6: Final answer
    x = 24,786.04

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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.