Home / 33,071.72-49,606.98-10,885.28

Finding the Fourth Proportional to 33,071.72, 49,606.98 and 10,885.28

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Solution

The fourth proportional to 33,071.72, 49,606.98 and 10,885.28 is: 16,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.72 : 49,606.98 = 10,885.28 : x
  2. Step 2: Convert to fraction form
    33,071.72/49,606.98 = 10,885.28/x
  3. Step 3: Cross multiply
    33,071.72x = 49,606.98 × 10,885.28
  4. Step 4: Simplify right side
    33,071.72x = 539,985,867.25
  5. Step 5: Solve for x
    x = 539,985,867.25/33,071.72
  6. Step 6: Final answer
    x = 16,327.72

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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.