Home / 27,811-41,717.52-14,298.55

Finding the Fourth Proportional to 27,811, 41,717.52 and 14,298.55

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Solution

The fourth proportional to 27,811, 41,717.52 and 14,298.55 is: 21,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811 : 41,717.52 = 14,298.55 : x
  2. Step 2: Convert to fraction form
    27,811/41,717.52 = 14,298.55/x
  3. Step 3: Cross multiply
    27,811x = 41,717.52 × 14,298.55
  4. Step 4: Simplify right side
    27,811x = 596,500,045.60
  5. Step 5: Solve for x
    x = 596,500,045.60/27,811
  6. Step 6: Final answer
    x = 21,448.35

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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.