Home / 37,193.92-51,322.08-21,274.72

Finding the Fourth Proportional to 37,193.92, 51,322.08 and 21,274.72

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Solution

The fourth proportional to 37,193.92, 51,322.08 and 21,274.72 is: 29,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,193.92 : 51,322.08 = 21,274.72 : x
  2. Step 2: Convert to fraction form
    37,193.92/51,322.08 = 21,274.72/x
  3. Step 3: Cross multiply
    37,193.92x = 51,322.08 × 21,274.72
  4. Step 4: Simplify right side
    37,193.92x = 1,091,862,881.82
  5. Step 5: Solve for x
    x = 1,091,862,881.82/37,193.92
  6. Step 6: Final answer
    x = 29,355.95

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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.