Home / 39,698.52-54,784.44-22,702.50

Finding the Fourth Proportional to 39,698.52, 54,784.44 and 22,702.50

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Solution

The fourth proportional to 39,698.52, 54,784.44 and 22,702.50 is: 31,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,698.52 : 54,784.44 = 22,702.50 : x
  2. Step 2: Convert to fraction form
    39,698.52/54,784.44 = 22,702.50/x
  3. Step 3: Cross multiply
    39,698.52x = 54,784.44 × 22,702.50
  4. Step 4: Simplify right side
    39,698.52x = 1,243,743,749.10
  5. Step 5: Solve for x
    x = 1,243,743,749.10/39,698.52
  6. Step 6: Final answer
    x = 31,329.73

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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.