Home / 28,365.24-42,562.20-11,737.20

Finding the Fourth Proportional to 28,365.24, 42,562.20 and 11,737.20

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Solution

The fourth proportional to 28,365.24, 42,562.20 and 11,737.20 is: 17,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,365.24 : 42,562.20 = 11,737.20 : x
  2. Step 2: Convert to fraction form
    28,365.24/42,562.20 = 11,737.20/x
  3. Step 3: Cross multiply
    28,365.24x = 42,562.20 × 11,737.20
  4. Step 4: Simplify right side
    28,365.24x = 499,561,053.84
  5. Step 5: Solve for x
    x = 499,561,053.84/28,365.24
  6. Step 6: Final answer
    x = 17,611.73

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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.