Home / 27,939.98-38,557.54-16,003.30

Finding the Fourth Proportional to 27,939.98, 38,557.54 and 16,003.30

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Solution

The fourth proportional to 27,939.98, 38,557.54 and 16,003.30 is: 22,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,939.98 : 38,557.54 = 16,003.30 : x
  2. Step 2: Convert to fraction form
    27,939.98/38,557.54 = 16,003.30/x
  3. Step 3: Cross multiply
    27,939.98x = 38,557.54 × 16,003.30
  4. Step 4: Simplify right side
    27,939.98x = 617,047,975.02
  5. Step 5: Solve for x
    x = 617,047,975.02/27,939.98
  6. Step 6: Final answer
    x = 22,084.77

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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.