Home / 37,327.68-51,509.52-21,411.72

Finding the Fourth Proportional to 37,327.68, 51,509.52 and 21,411.72

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Solution

The fourth proportional to 37,327.68, 51,509.52 and 21,411.72 is: 29,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,327.68 : 51,509.52 = 21,411.72 : x
  2. Step 2: Convert to fraction form
    37,327.68/51,509.52 = 21,411.72/x
  3. Step 3: Cross multiply
    37,327.68x = 51,509.52 × 21,411.72
  4. Step 4: Simplify right side
    37,327.68x = 1,102,907,419.57
  5. Step 5: Solve for x
    x = 1,102,907,419.57/37,327.68
  6. Step 6: Final answer
    x = 29,546.64

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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.