Home / 55,648.37-83,437.44-30,705.80

Finding the Fourth Proportional to 55,648.37, 83,437.44 and 30,705.80

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Solution

The fourth proportional to 55,648.37, 83,437.44 and 30,705.80 is: 46,039.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,648.37 : 83,437.44 = 30,705.80 : x
  2. Step 2: Convert to fraction form
    55,648.37/83,437.44 = 30,705.80/x
  3. Step 3: Cross multiply
    55,648.37x = 83,437.44 × 30,705.80
  4. Step 4: Simplify right side
    55,648.37x = 2,562,013,345.15
  5. Step 5: Solve for x
    x = 2,562,013,345.15/55,648.37
  6. Step 6: Final answer
    x = 46,039.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.