Home / 27,672.83-41,509.11-12,873.59

Finding the Fourth Proportional to 27,672.83, 41,509.11 and 12,873.59

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Solution

The fourth proportional to 27,672.83, 41,509.11 and 12,873.59 is: 19,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.83 : 41,509.11 = 12,873.59 : x
  2. Step 2: Convert to fraction form
    27,672.83/41,509.11 = 12,873.59/x
  3. Step 3: Cross multiply
    27,672.83x = 41,509.11 × 12,873.59
  4. Step 4: Simplify right side
    27,672.83x = 534,371,263.40
  5. Step 5: Solve for x
    x = 534,371,263.40/27,672.83
  6. Step 6: Final answer
    x = 19,310.32

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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.