Home / 27,560.22-41,317.17-12,779.74

Finding the Fourth Proportional to 27,560.22, 41,317.17 and 12,779.74

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Solution

The fourth proportional to 27,560.22, 41,317.17 and 12,779.74 is: 19,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,560.22 : 41,317.17 = 12,779.74 : x
  2. Step 2: Convert to fraction form
    27,560.22/41,317.17 = 12,779.74/x
  3. Step 3: Cross multiply
    27,560.22x = 41,317.17 × 12,779.74
  4. Step 4: Simplify right side
    27,560.22x = 528,022,690.14
  5. Step 5: Solve for x
    x = 528,022,690.14/27,560.22
  6. Step 6: Final answer
    x = 19,158.87

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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.