Home / 51,779.04-71,454.68-29,118.04

Finding the Fourth Proportional to 51,779.04, 71,454.68 and 29,118.04

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Solution

The fourth proportional to 51,779.04, 71,454.68 and 29,118.04 is: 40,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,779.04 : 71,454.68 = 29,118.04 : x
  2. Step 2: Convert to fraction form
    51,779.04/71,454.68 = 29,118.04/x
  3. Step 3: Cross multiply
    51,779.04x = 71,454.68 × 29,118.04
  4. Step 4: Simplify right side
    51,779.04x = 2,080,620,230.43
  5. Step 5: Solve for x
    x = 2,080,620,230.43/51,779.04
  6. Step 6: Final answer
    x = 40,182.67

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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.