Home / 27,601.48-41,369.76-12,779.08

Finding the Fourth Proportional to 27,601.48, 41,369.76 and 12,779.08

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Solution

The fourth proportional to 27,601.48, 41,369.76 and 12,779.08 is: 19,153.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,601.48 : 41,369.76 = 12,779.08 : x
  2. Step 2: Convert to fraction form
    27,601.48/41,369.76 = 12,779.08/x
  3. Step 3: Cross multiply
    27,601.48x = 41,369.76 × 12,779.08
  4. Step 4: Simplify right side
    27,601.48x = 528,667,472.62
  5. Step 5: Solve for x
    x = 528,667,472.62/27,601.48
  6. Step 6: Final answer
    x = 19,153.59

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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.