Home / 43,505.22-65,266.92-13,925.64

Finding the Fourth Proportional to 43,505.22, 65,266.92 and 13,925.64

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Solution

The fourth proportional to 43,505.22, 65,266.92 and 13,925.64 is: 20,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,505.22 : 65,266.92 = 13,925.64 : x
  2. Step 2: Convert to fraction form
    43,505.22/65,266.92 = 13,925.64/x
  3. Step 3: Cross multiply
    43,505.22x = 65,266.92 × 13,925.64
  4. Step 4: Simplify right side
    43,505.22x = 908,883,631.83
  5. Step 5: Solve for x
    x = 908,883,631.83/43,505.22
  6. Step 6: Final answer
    x = 20,891.37

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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.