Home / 37,883.40-52,276.38-21,965.16

Finding the Fourth Proportional to 37,883.40, 52,276.38 and 21,965.16

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Solution

The fourth proportional to 37,883.40, 52,276.38 and 21,965.16 is: 30,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,883.40 : 52,276.38 = 21,965.16 : x
  2. Step 2: Convert to fraction form
    37,883.40/52,276.38 = 21,965.16/x
  3. Step 3: Cross multiply
    37,883.40x = 52,276.38 × 21,965.16
  4. Step 4: Simplify right side
    37,883.40x = 1,148,259,050.92
  5. Step 5: Solve for x
    x = 1,148,259,050.92/37,883.40
  6. Step 6: Final answer
    x = 30,310.35

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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.