Home / 37,490.05-51,737.84-21,574.57

Finding the Fourth Proportional to 37,490.05, 51,737.84 and 21,574.57

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Solution

The fourth proportional to 37,490.05, 51,737.84 and 21,574.57 is: 29,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,490.05 : 51,737.84 = 21,574.57 : x
  2. Step 2: Convert to fraction form
    37,490.05/51,737.84 = 21,574.57/x
  3. Step 3: Cross multiply
    37,490.05x = 51,737.84 × 21,574.57
  4. Step 4: Simplify right side
    37,490.05x = 1,116,221,650.73
  5. Step 5: Solve for x
    x = 1,116,221,650.73/37,490.05
  6. Step 6: Final answer
    x = 29,773.81

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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.