Home / 43,949.93-65,928.78-12,360.26

Finding the Fourth Proportional to 43,949.93, 65,928.78 and 12,360.26

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Solution

The fourth proportional to 43,949.93, 65,928.78 and 12,360.26 is: 18,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,949.93 : 65,928.78 = 12,360.26 : x
  2. Step 2: Convert to fraction form
    43,949.93/65,928.78 = 12,360.26/x
  3. Step 3: Cross multiply
    43,949.93x = 65,928.78 × 12,360.26
  4. Step 4: Simplify right side
    43,949.93x = 814,896,862.28
  5. Step 5: Solve for x
    x = 814,896,862.28/43,949.93
  6. Step 6: Final answer
    x = 18,541.48

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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.