Home / 20,749.23-28,624.82-14,032.44

Finding the Fourth Proportional to 20,749.23, 28,624.82 and 14,032.44

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Solution

The fourth proportional to 20,749.23, 28,624.82 and 14,032.44 is: 19,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,749.23 : 28,624.82 = 14,032.44 : x
  2. Step 2: Convert to fraction form
    20,749.23/28,624.82 = 14,032.44/x
  3. Step 3: Cross multiply
    20,749.23x = 28,624.82 × 14,032.44
  4. Step 4: Simplify right side
    20,749.23x = 401,675,999.00
  5. Step 5: Solve for x
    x = 401,675,999.00/20,749.23
  6. Step 6: Final answer
    x = 19,358.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.