Home / 51,177.33-70,629.91-28,520.01

Finding the Fourth Proportional to 51,177.33, 70,629.91 and 28,520.01

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Solution

The fourth proportional to 51,177.33, 70,629.91 and 28,520.01 is: 39,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,177.33 : 70,629.91 = 28,520.01 : x
  2. Step 2: Convert to fraction form
    51,177.33/70,629.91 = 28,520.01/x
  3. Step 3: Cross multiply
    51,177.33x = 70,629.91 × 28,520.01
  4. Step 4: Simplify right side
    51,177.33x = 2,014,365,739.50
  5. Step 5: Solve for x
    x = 2,014,365,739.50/51,177.33
  6. Step 6: Final answer
    x = 39,360.51

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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.