Home / 43,823.19-65,738.43-14,240.37

Finding the Fourth Proportional to 43,823.19, 65,738.43 and 14,240.37

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Solution

The fourth proportional to 43,823.19, 65,738.43 and 14,240.37 is: 21,361.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,823.19 : 65,738.43 = 14,240.37 : x
  2. Step 2: Convert to fraction form
    43,823.19/65,738.43 = 14,240.37/x
  3. Step 3: Cross multiply
    43,823.19x = 65,738.43 × 14,240.37
  4. Step 4: Simplify right side
    43,823.19x = 936,139,566.42
  5. Step 5: Solve for x
    x = 936,139,566.42/43,823.19
  6. Step 6: Final answer
    x = 21,361.74

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1.5x scale

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.