Home / 32,528.10-48,780.48-13,809.42

Finding the Fourth Proportional to 32,528.10, 48,780.48 and 13,809.42

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Solution

The fourth proportional to 32,528.10, 48,780.48 and 13,809.42 is: 20,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,528.10 : 48,780.48 = 13,809.42 : x
  2. Step 2: Convert to fraction form
    32,528.10/48,780.48 = 13,809.42/x
  3. Step 3: Cross multiply
    32,528.10x = 48,780.48 × 13,809.42
  4. Step 4: Simplify right side
    32,528.10x = 673,630,136.12
  5. Step 5: Solve for x
    x = 673,630,136.12/32,528.10
  6. Step 6: Final answer
    x = 20,709.18

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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.