Home / 28,788.98-43,085.93-17,702.69

Finding the Fourth Proportional to 28,788.98, 43,085.93 and 17,702.69

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Solution

The fourth proportional to 28,788.98, 43,085.93 and 17,702.69 is: 26,494.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788.98 : 43,085.93 = 17,702.69 : x
  2. Step 2: Convert to fraction form
    28,788.98/43,085.93 = 17,702.69/x
  3. Step 3: Cross multiply
    28,788.98x = 43,085.93 × 17,702.69
  4. Step 4: Simplify right side
    28,788.98x = 762,736,558.21
  5. Step 5: Solve for x
    x = 762,736,558.21/28,788.98
  6. Step 6: Final answer
    x = 26,494.05

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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.