Home / 27,709.16-41,563.74-12,928.44

Finding the Fourth Proportional to 27,709.16, 41,563.74 and 12,928.44

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Solution

The fourth proportional to 27,709.16, 41,563.74 and 12,928.44 is: 19,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,709.16 : 41,563.74 = 12,928.44 : x
  2. Step 2: Convert to fraction form
    27,709.16/41,563.74 = 12,928.44/x
  3. Step 3: Cross multiply
    27,709.16x = 41,563.74 × 12,928.44
  4. Step 4: Simplify right side
    27,709.16x = 537,354,318.77
  5. Step 5: Solve for x
    x = 537,354,318.77/27,709.16
  6. Step 6: Final answer
    x = 19,392.66

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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.