Home / 32,565.60-48,814.20-20,728.44

Finding the Fourth Proportional to 32,565.60, 48,814.20 and 20,728.44

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Solution

The fourth proportional to 32,565.60, 48,814.20 and 20,728.44 is: 31,070.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,565.60 : 48,814.20 = 20,728.44 : x
  2. Step 2: Convert to fraction form
    32,565.60/48,814.20 = 20,728.44/x
  3. Step 3: Cross multiply
    32,565.60x = 48,814.20 × 20,728.44
  4. Step 4: Simplify right side
    32,565.60x = 1,011,842,215.85
  5. Step 5: Solve for x
    x = 1,011,842,215.85/32,565.60
  6. Step 6: Final answer
    x = 31,070.89

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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.