Home / 45,743.80-68,604.60-12,464.02

Finding the Fourth Proportional to 45,743.80, 68,604.60 and 12,464.02

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Solution

The fourth proportional to 45,743.80, 68,604.60 and 12,464.02 is: 18,693.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,743.80 : 68,604.60 = 12,464.02 : x
  2. Step 2: Convert to fraction form
    45,743.80/68,604.60 = 12,464.02/x
  3. Step 3: Cross multiply
    45,743.80x = 68,604.60 × 12,464.02
  4. Step 4: Simplify right side
    45,743.80x = 855,089,106.49
  5. Step 5: Solve for x
    x = 855,089,106.49/45,743.80
  6. Step 6: Final answer
    x = 18,693.01

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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.