Home / 55,852.08-83,751.80-20,288.33

Finding the Fourth Proportional to 55,852.08, 83,751.80 and 20,288.33

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Solution

The fourth proportional to 55,852.08, 83,751.80 and 20,288.33 is: 30,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,852.08 : 83,751.80 = 20,288.33 : x
  2. Step 2: Convert to fraction form
    55,852.08/83,751.80 = 20,288.33/x
  3. Step 3: Cross multiply
    55,852.08x = 83,751.80 × 20,288.33
  4. Step 4: Simplify right side
    55,852.08x = 1,699,183,950.36
  5. Step 5: Solve for x
    x = 1,699,183,950.36/55,852.08
  6. Step 6: Final answer
    x = 30,422.93

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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.