Home / 51,202.44-70,656.66-28,845

Finding the Fourth Proportional to 51,202.44, 70,656.66 and 28,845

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Solution

The fourth proportional to 51,202.44, 70,656.66 and 28,845 is: 39,804.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,202.44 : 70,656.66 = 28,845 : x
  2. Step 2: Convert to fraction form
    51,202.44/70,656.66 = 28,845/x
  3. Step 3: Cross multiply
    51,202.44x = 70,656.66 × 28,845
  4. Step 4: Simplify right side
    51,202.44x = 2,038,091,357.70
  5. Step 5: Solve for x
    x = 2,038,091,357.70/51,202.44
  6. Step 6: Final answer
    x = 39,804.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.