Home / 28,123.50-42,250.84-16,444.92

Finding the Fourth Proportional to 28,123.50, 42,250.84 and 16,444.92

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Solution

The fourth proportional to 28,123.50, 42,250.84 and 16,444.92 is: 24,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,123.50 : 42,250.84 = 16,444.92 : x
  2. Step 2: Convert to fraction form
    28,123.50/42,250.84 = 16,444.92/x
  3. Step 3: Cross multiply
    28,123.50x = 42,250.84 × 16,444.92
  4. Step 4: Simplify right side
    28,123.50x = 694,811,683.73
  5. Step 5: Solve for x
    x = 694,811,683.73/28,123.50
  6. Step 6: Final answer
    x = 24,705.73

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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.