Home / 33,261.08-49,899.90-9,886.88

Finding the Fourth Proportional to 33,261.08, 49,899.90 and 9,886.88

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Solution

The fourth proportional to 33,261.08, 49,899.90 and 9,886.88 is: 14,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,261.08 : 49,899.90 = 9,886.88 : x
  2. Step 2: Convert to fraction form
    33,261.08/49,899.90 = 9,886.88/x
  3. Step 3: Cross multiply
    33,261.08x = 49,899.90 × 9,886.88
  4. Step 4: Simplify right side
    33,261.08x = 493,354,323.31
  5. Step 5: Solve for x
    x = 493,354,323.31/33,261.08
  6. Step 6: Final answer
    x = 14,832.78

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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.