Home / 32,492.20-48,741.36-9,118.54

Finding the Fourth Proportional to 32,492.20, 48,741.36 and 9,118.54

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Solution

The fourth proportional to 32,492.20, 48,741.36 and 9,118.54 is: 13,678.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,492.20 : 48,741.36 = 9,118.54 : x
  2. Step 2: Convert to fraction form
    32,492.20/48,741.36 = 9,118.54/x
  3. Step 3: Cross multiply
    32,492.20x = 48,741.36 × 9,118.54
  4. Step 4: Simplify right side
    32,492.20x = 444,450,040.81
  5. Step 5: Solve for x
    x = 444,450,040.81/32,492.20
  6. Step 6: Final answer
    x = 13,678.67

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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.