Home / 51,463.35-71,014.73-28,802.79

Finding the Fourth Proportional to 51,463.35, 71,014.73 and 28,802.79

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Solution

The fourth proportional to 51,463.35, 71,014.73 and 28,802.79 is: 39,745.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,463.35 : 71,014.73 = 28,802.79 : x
  2. Step 2: Convert to fraction form
    51,463.35/71,014.73 = 28,802.79/x
  3. Step 3: Cross multiply
    51,463.35x = 71,014.73 × 28,802.79
  4. Step 4: Simplify right side
    51,463.35x = 2,045,422,211.08
  5. Step 5: Solve for x
    x = 2,045,422,211.08/51,463.35
  6. Step 6: Final answer
    x = 39,745.22

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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.