Home / 51,260.44-70,739.94-28,601.56

Finding the Fourth Proportional to 51,260.44, 70,739.94 and 28,601.56

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Solution

The fourth proportional to 51,260.44, 70,739.94 and 28,601.56 is: 39,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,260.44 : 70,739.94 = 28,601.56 : x
  2. Step 2: Convert to fraction form
    51,260.44/70,739.94 = 28,601.56/x
  3. Step 3: Cross multiply
    51,260.44x = 70,739.94 × 28,601.56
  4. Step 4: Simplify right side
    51,260.44x = 2,023,272,638.31
  5. Step 5: Solve for x
    x = 2,023,272,638.31/51,260.44
  6. Step 6: Final answer
    x = 39,470.45

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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.