Home / 55,193.12-82,779.87-23,620.94

Finding the Fourth Proportional to 55,193.12, 82,779.87 and 23,620.94

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Solution

The fourth proportional to 55,193.12, 82,779.87 and 23,620.94 is: 35,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,193.12 : 82,779.87 = 23,620.94 : x
  2. Step 2: Convert to fraction form
    55,193.12/82,779.87 = 23,620.94/x
  3. Step 3: Cross multiply
    55,193.12x = 82,779.87 × 23,620.94
  4. Step 4: Simplify right side
    55,193.12x = 1,955,338,342.48
  5. Step 5: Solve for x
    x = 1,955,338,342.48/55,193.12
  6. Step 6: Final answer
    x = 35,427.21

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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.