Home / 55,922.37-83,883.56-20,386.36

Finding the Fourth Proportional to 55,922.37, 83,883.56 and 20,386.36

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Solution

The fourth proportional to 55,922.37, 83,883.56 and 20,386.36 is: 30,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,922.37 : 83,883.56 = 20,386.36 : x
  2. Step 2: Convert to fraction form
    55,922.37/83,883.56 = 20,386.36/x
  3. Step 3: Cross multiply
    55,922.37x = 83,883.56 × 20,386.36
  4. Step 4: Simplify right side
    55,922.37x = 1,710,080,362.58
  5. Step 5: Solve for x
    x = 1,710,080,362.58/55,922.37
  6. Step 6: Final answer
    x = 30,579.54

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1.5x scale

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.