Home / 47,880.32-71,817.74-18,301.14

Finding the Fourth Proportional to 47,880.32, 71,817.74 and 18,301.14

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Solution

The fourth proportional to 47,880.32, 71,817.74 and 18,301.14 is: 27,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,880.32 : 71,817.74 = 18,301.14 : x
  2. Step 2: Convert to fraction form
    47,880.32/71,817.74 = 18,301.14/x
  3. Step 3: Cross multiply
    47,880.32x = 71,817.74 × 18,301.14
  4. Step 4: Simplify right side
    47,880.32x = 1,314,346,491.35
  5. Step 5: Solve for x
    x = 1,314,346,491.35/47,880.32
  6. Step 6: Final answer
    x = 27,450.67

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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.