Home / 39,396.84-59,106.19-21,878.97

Finding the Fourth Proportional to 39,396.84, 59,106.19 and 21,878.97

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Solution

The fourth proportional to 39,396.84, 59,106.19 and 21,878.97 is: 32,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,396.84 : 59,106.19 = 21,878.97 : x
  2. Step 2: Convert to fraction form
    39,396.84/59,106.19 = 21,878.97/x
  3. Step 3: Cross multiply
    39,396.84x = 59,106.19 × 21,878.97
  4. Step 4: Simplify right side
    39,396.84x = 1,293,182,557.82
  5. Step 5: Solve for x
    x = 1,293,182,557.82/39,396.84
  6. Step 6: Final answer
    x = 32,824.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.