Home / 28,832.95-43,259.96-11,314.81

Finding the Fourth Proportional to 28,832.95, 43,259.96 and 11,314.81

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Solution

The fourth proportional to 28,832.95, 43,259.96 and 11,314.81 is: 16,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.95 : 43,259.96 = 11,314.81 : x
  2. Step 2: Convert to fraction form
    28,832.95/43,259.96 = 11,314.81/x
  3. Step 3: Cross multiply
    28,832.95x = 43,259.96 × 11,314.81
  4. Step 4: Simplify right side
    28,832.95x = 489,478,228.01
  5. Step 5: Solve for x
    x = 489,478,228.01/28,832.95
  6. Step 6: Final answer
    x = 16,976.35

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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.