Home / 37,217.84-51,357.64-21,298.64

Finding the Fourth Proportional to 37,217.84, 51,357.64 and 21,298.64

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Solution

The fourth proportional to 37,217.84, 51,357.64 and 21,298.64 is: 29,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,217.84 : 51,357.64 = 21,298.64 : x
  2. Step 2: Convert to fraction form
    37,217.84/51,357.64 = 21,298.64/x
  3. Step 3: Cross multiply
    37,217.84x = 51,357.64 × 21,298.64
  4. Step 4: Simplify right side
    37,217.84x = 1,093,847,885.61
  5. Step 5: Solve for x
    x = 1,093,847,885.61/37,217.84
  6. Step 6: Final answer
    x = 29,390.42

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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.