Home / 37,577.32-51,856.60-21,661.68

Finding the Fourth Proportional to 37,577.32, 51,856.60 and 21,661.68

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Solution

The fourth proportional to 37,577.32, 51,856.60 and 21,661.68 is: 29,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,577.32 : 51,856.60 = 21,661.68 : x
  2. Step 2: Convert to fraction form
    37,577.32/51,856.60 = 21,661.68/x
  3. Step 3: Cross multiply
    37,577.32x = 51,856.60 × 21,661.68
  4. Step 4: Simplify right side
    37,577.32x = 1,123,301,075.09
  5. Step 5: Solve for x
    x = 1,123,301,075.09/37,577.32
  6. Step 6: Final answer
    x = 29,893.06

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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.