Home / 27,237.72-40,864.79-9,705.27

Finding the Fourth Proportional to 27,237.72, 40,864.79 and 9,705.27

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Solution

The fourth proportional to 27,237.72, 40,864.79 and 9,705.27 is: 14,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,237.72 : 40,864.79 = 9,705.27 : x
  2. Step 2: Convert to fraction form
    27,237.72/40,864.79 = 9,705.27/x
  3. Step 3: Cross multiply
    27,237.72x = 40,864.79 × 9,705.27
  4. Step 4: Simplify right side
    27,237.72x = 396,603,771.92
  5. Step 5: Solve for x
    x = 396,603,771.92/27,237.72
  6. Step 6: Final answer
    x = 14,560.83

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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.