Home / 32,865.72-49,303.96-18,081.60

Finding the Fourth Proportional to 32,865.72, 49,303.96 and 18,081.60

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Solution

The fourth proportional to 32,865.72, 49,303.96 and 18,081.60 is: 27,125.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,865.72 : 49,303.96 = 18,081.60 : x
  2. Step 2: Convert to fraction form
    32,865.72/49,303.96 = 18,081.60/x
  3. Step 3: Cross multiply
    32,865.72x = 49,303.96 × 18,081.60
  4. Step 4: Simplify right side
    32,865.72x = 891,494,483.14
  5. Step 5: Solve for x
    x = 891,494,483.14/32,865.72
  6. Step 6: Final answer
    x = 27,125.36

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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.