Home / 32,619.60-48,975.30-16,835.40

Finding the Fourth Proportional to 32,619.60, 48,975.30 and 16,835.40

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Solution

The fourth proportional to 32,619.60, 48,975.30 and 16,835.40 is: 25,276.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,619.60 : 48,975.30 = 16,835.40 : x
  2. Step 2: Convert to fraction form
    32,619.60/48,975.30 = 16,835.40/x
  3. Step 3: Cross multiply
    32,619.60x = 48,975.30 × 16,835.40
  4. Step 4: Simplify right side
    32,619.60x = 824,518,765.62
  5. Step 5: Solve for x
    x = 824,518,765.62/32,619.60
  6. Step 6: Final answer
    x = 25,276.79

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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.