Home / 14,494.05-21,735.41-5,130.45

Finding the Fourth Proportional to 14,494.05, 21,735.41 and 5,130.45

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Solution

The fourth proportional to 14,494.05, 21,735.41 and 5,130.45 is: 7,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494.05 : 21,735.41 = 5,130.45 : x
  2. Step 2: Convert to fraction form
    14,494.05/21,735.41 = 5,130.45/x
  3. Step 3: Cross multiply
    14,494.05x = 21,735.41 × 5,130.45
  4. Step 4: Simplify right side
    14,494.05x = 111,512,408.58
  5. Step 5: Solve for x
    x = 111,512,408.58/14,494.05
  6. Step 6: Final answer
    x = 7,693.67

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1.5x scale

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.