Home / 37,284.57-51,451.18-21,357.94

Finding the Fourth Proportional to 37,284.57, 51,451.18 and 21,357.94

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Solution

The fourth proportional to 37,284.57, 51,451.18 and 21,357.94 is: 29,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,284.57 : 51,451.18 = 21,357.94 : x
  2. Step 2: Convert to fraction form
    37,284.57/51,451.18 = 21,357.94/x
  3. Step 3: Cross multiply
    37,284.57x = 51,451.18 × 21,357.94
  4. Step 4: Simplify right side
    37,284.57x = 1,098,891,215.37
  5. Step 5: Solve for x
    x = 1,098,891,215.37/37,284.57
  6. Step 6: Final answer
    x = 29,473.08

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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.