Home / 39,398.09-59,108.06-21,880.22

Finding the Fourth Proportional to 39,398.09, 59,108.06 and 21,880.22

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Solution

The fourth proportional to 39,398.09, 59,108.06 and 21,880.22 is: 32,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.09 : 59,108.06 = 21,880.22 : x
  2. Step 2: Convert to fraction form
    39,398.09/59,108.06 = 21,880.22/x
  3. Step 3: Cross multiply
    39,398.09x = 59,108.06 × 21,880.22
  4. Step 4: Simplify right side
    39,398.09x = 1,293,297,115.73
  5. Step 5: Solve for x
    x = 1,293,297,115.73/39,398.09
  6. Step 6: Final answer
    x = 32,826.40

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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.