Home / 27,601.58-41,369.96-12,779.18

Finding the Fourth Proportional to 27,601.58, 41,369.96 and 12,779.18

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Solution

The fourth proportional to 27,601.58, 41,369.96 and 12,779.18 is: 19,153.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,601.58 : 41,369.96 = 12,779.18 : x
  2. Step 2: Convert to fraction form
    27,601.58/41,369.96 = 12,779.18/x
  3. Step 3: Cross multiply
    27,601.58x = 41,369.96 × 12,779.18
  4. Step 4: Simplify right side
    27,601.58x = 528,674,300.81
  5. Step 5: Solve for x
    x = 528,674,300.81/27,601.58
  6. Step 6: Final answer
    x = 19,153.77

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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.