Home / 38,962.03-53,767.85-21,056.99

Finding the Fourth Proportional to 38,962.03, 53,767.85 and 21,056.99

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Solution

The fourth proportional to 38,962.03, 53,767.85 and 21,056.99 is: 29,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,962.03 : 53,767.85 = 21,056.99 : x
  2. Step 2: Convert to fraction form
    38,962.03/53,767.85 = 21,056.99/x
  3. Step 3: Cross multiply
    38,962.03x = 53,767.85 × 21,056.99
  4. Step 4: Simplify right side
    38,962.03x = 1,132,188,974.49
  5. Step 5: Solve for x
    x = 1,132,188,974.49/38,962.03
  6. Step 6: Final answer
    x = 29,058.78

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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.