Home / 38,257.10-52,779.68-22,121.44

Finding the Fourth Proportional to 38,257.10, 52,779.68 and 22,121.44

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Solution

The fourth proportional to 38,257.10, 52,779.68 and 22,121.44 is: 30,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.10 : 52,779.68 = 22,121.44 : x
  2. Step 2: Convert to fraction form
    38,257.10/52,779.68 = 22,121.44/x
  3. Step 3: Cross multiply
    38,257.10x = 52,779.68 × 22,121.44
  4. Step 4: Simplify right side
    38,257.10x = 1,167,562,525.19
  5. Step 5: Solve for x
    x = 1,167,562,525.19/38,257.10
  6. Step 6: Final answer
    x = 30,518.85

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1.5x scale

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.