Home / 27,771.24-41,667.12-12,984.96

Finding the Fourth Proportional to 27,771.24, 41,667.12 and 12,984.96

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Solution

The fourth proportional to 27,771.24, 41,667.12 and 12,984.96 is: 19,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,771.24 : 41,667.12 = 12,984.96 : x
  2. Step 2: Convert to fraction form
    27,771.24/41,667.12 = 12,984.96/x
  3. Step 3: Cross multiply
    27,771.24x = 41,667.12 × 12,984.96
  4. Step 4: Simplify right side
    27,771.24x = 541,045,886.52
  5. Step 5: Solve for x
    x = 541,045,886.52/27,771.24
  6. Step 6: Final answer
    x = 19,482.24

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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.