Home / 21,852.92-32,779.26-17,449.76

Finding the Fourth Proportional to 21,852.92, 32,779.26 and 17,449.76

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Solution

The fourth proportional to 21,852.92, 32,779.26 and 17,449.76 is: 26,174.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852.92 : 32,779.26 = 17,449.76 : x
  2. Step 2: Convert to fraction form
    21,852.92/32,779.26 = 17,449.76/x
  3. Step 3: Cross multiply
    21,852.92x = 32,779.26 × 17,449.76
  4. Step 4: Simplify right side
    21,852.92x = 571,990,219.98
  5. Step 5: Solve for x
    x = 571,990,219.98/21,852.92
  6. Step 6: Final answer
    x = 26,174.54

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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.