Home / 28,779.30-39,736.35-24,793.56

Finding the Fourth Proportional to 28,779.30, 39,736.35 and 24,793.56

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Solution

The fourth proportional to 28,779.30, 39,736.35 and 24,793.56 is: 34,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,779.30 : 39,736.35 = 24,793.56 : x
  2. Step 2: Convert to fraction form
    28,779.30/39,736.35 = 24,793.56/x
  3. Step 3: Cross multiply
    28,779.30x = 39,736.35 × 24,793.56
  4. Step 4: Simplify right side
    28,779.30x = 985,205,577.91
  5. Step 5: Solve for x
    x = 985,205,577.91/28,779.30
  6. Step 6: Final answer
    x = 34,233.13

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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.