Home / 37,291.08-51,458.74-21,376.56

Finding the Fourth Proportional to 37,291.08, 51,458.74 and 21,376.56

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Solution

The fourth proportional to 37,291.08, 51,458.74 and 21,376.56 is: 29,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,291.08 : 51,458.74 = 21,376.56 : x
  2. Step 2: Convert to fraction form
    37,291.08/51,458.74 = 21,376.56/x
  3. Step 3: Cross multiply
    37,291.08x = 51,458.74 × 21,376.56
  4. Step 4: Simplify right side
    37,291.08x = 1,100,010,813.45
  5. Step 5: Solve for x
    x = 1,100,010,813.45/37,291.08
  6. Step 6: Final answer
    x = 29,497.96

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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.