Home / 38,899.52-58,211.04-28,485.44

Finding the Fourth Proportional to 38,899.52, 58,211.04 and 28,485.44

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Solution

The fourth proportional to 38,899.52, 58,211.04 and 28,485.44 is: 42,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.52 : 58,211.04 = 28,485.44 : x
  2. Step 2: Convert to fraction form
    38,899.52/58,211.04 = 28,485.44/x
  3. Step 3: Cross multiply
    38,899.52x = 58,211.04 × 28,485.44
  4. Step 4: Simplify right side
    38,899.52x = 1,658,167,087.26
  5. Step 5: Solve for x
    x = 1,658,167,087.26/38,899.52
  6. Step 6: Final answer
    x = 42,626.93

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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.