Home / 37,962.08-52,386-21,194.72

Finding the Fourth Proportional to 37,962.08, 52,386 and 21,194.72

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Solution

The fourth proportional to 37,962.08, 52,386 and 21,194.72 is: 29,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,962.08 : 52,386 = 21,194.72 : x
  2. Step 2: Convert to fraction form
    37,962.08/52,386 = 21,194.72/x
  3. Step 3: Cross multiply
    37,962.08x = 52,386 × 21,194.72
  4. Step 4: Simplify right side
    37,962.08x = 1,110,306,601.92
  5. Step 5: Solve for x
    x = 1,110,306,601.92/37,962.08
  6. Step 6: Final answer
    x = 29,247.78

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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.