Home / 11,741.46-17,595.75-8,439.06

Finding the Fourth Proportional to 11,741.46, 17,595.75 and 8,439.06

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Solution

The fourth proportional to 11,741.46, 17,595.75 and 8,439.06 is: 12,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.46 : 17,595.75 = 8,439.06 : x
  2. Step 2: Convert to fraction form
    11,741.46/17,595.75 = 8,439.06/x
  3. Step 3: Cross multiply
    11,741.46x = 17,595.75 × 8,439.06
  4. Step 4: Simplify right side
    11,741.46x = 148,491,590.00
  5. Step 5: Solve for x
    x = 148,491,590.00/11,741.46
  6. Step 6: Final answer
    x = 12,646.77

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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.