Home / 23,190.37-34,788.29-7,389.90

Finding the Fourth Proportional to 23,190.37, 34,788.29 and 7,389.90

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Solution

The fourth proportional to 23,190.37, 34,788.29 and 7,389.90 is: 11,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.37 : 34,788.29 = 7,389.90 : x
  2. Step 2: Convert to fraction form
    23,190.37/34,788.29 = 7,389.90/x
  3. Step 3: Cross multiply
    23,190.37x = 34,788.29 × 7,389.90
  4. Step 4: Simplify right side
    23,190.37x = 257,081,947.32
  5. Step 5: Solve for x
    x = 257,081,947.32/23,190.37
  6. Step 6: Final answer
    x = 11,085.72

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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.