Home / 37,453.08-51,679.98-21,531.72

Finding the Fourth Proportional to 37,453.08, 51,679.98 and 21,531.72

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Solution

The fourth proportional to 37,453.08, 51,679.98 and 21,531.72 is: 29,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,453.08 : 51,679.98 = 21,531.72 : x
  2. Step 2: Convert to fraction form
    37,453.08/51,679.98 = 21,531.72/x
  3. Step 3: Cross multiply
    37,453.08x = 51,679.98 × 21,531.72
  4. Step 4: Simplify right side
    37,453.08x = 1,112,758,858.97
  5. Step 5: Solve for x
    x = 1,112,758,858.97/37,453.08
  6. Step 6: Final answer
    x = 29,710.74

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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.