Home / 37,278.58-51,447.41-21,364.51

Finding the Fourth Proportional to 37,278.58, 51,447.41 and 21,364.51

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Solution

The fourth proportional to 37,278.58, 51,447.41 and 21,364.51 is: 29,484.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,278.58 : 51,447.41 = 21,364.51 : x
  2. Step 2: Convert to fraction form
    37,278.58/51,447.41 = 21,364.51/x
  3. Step 3: Cross multiply
    37,278.58x = 51,447.41 × 21,364.51
  4. Step 4: Simplify right side
    37,278.58x = 1,099,148,705.42
  5. Step 5: Solve for x
    x = 1,099,148,705.42/37,278.58
  6. Step 6: Final answer
    x = 29,484.73

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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.