Home / 43,245.49-64,867.41-15,157.75

Finding the Fourth Proportional to 43,245.49, 64,867.41 and 15,157.75

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Solution

The fourth proportional to 43,245.49, 64,867.41 and 15,157.75 is: 22,736.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,245.49 : 64,867.41 = 15,157.75 : x
  2. Step 2: Convert to fraction form
    43,245.49/64,867.41 = 15,157.75/x
  3. Step 3: Cross multiply
    43,245.49x = 64,867.41 × 15,157.75
  4. Step 4: Simplify right side
    43,245.49x = 983,243,983.93
  5. Step 5: Solve for x
    x = 983,243,983.93/43,245.49
  6. Step 6: Final answer
    x = 22,736.34

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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.