Home / 32,520.39-48,779.46-13,788.38

Finding the Fourth Proportional to 32,520.39, 48,779.46 and 13,788.38

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Solution

The fourth proportional to 32,520.39, 48,779.46 and 13,788.38 is: 20,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,520.39 : 48,779.46 = 13,788.38 : x
  2. Step 2: Convert to fraction form
    32,520.39/48,779.46 = 13,788.38/x
  3. Step 3: Cross multiply
    32,520.39x = 48,779.46 × 13,788.38
  4. Step 4: Simplify right side
    32,520.39x = 672,589,486.78
  5. Step 5: Solve for x
    x = 672,589,486.78/32,520.39
  6. Step 6: Final answer
    x = 20,682.09

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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.