Home / 51,269.13-70,751.48-28,607.54

Finding the Fourth Proportional to 51,269.13, 70,751.48 and 28,607.54

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Solution

The fourth proportional to 51,269.13, 70,751.48 and 28,607.54 is: 39,478.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,269.13 : 70,751.48 = 28,607.54 : x
  2. Step 2: Convert to fraction form
    51,269.13/70,751.48 = 28,607.54/x
  3. Step 3: Cross multiply
    51,269.13x = 70,751.48 × 28,607.54
  4. Step 4: Simplify right side
    51,269.13x = 2,024,025,297.36
  5. Step 5: Solve for x
    x = 2,024,025,297.36/51,269.13
  6. Step 6: Final answer
    x = 39,478.44

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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.