Home / 14,828.05-20,462.53-8,113.60

Finding the Fourth Proportional to 14,828.05, 20,462.53 and 8,113.60

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Solution

The fourth proportional to 14,828.05, 20,462.53 and 8,113.60 is: 11,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,828.05 : 20,462.53 = 8,113.60 : x
  2. Step 2: Convert to fraction form
    14,828.05/20,462.53 = 8,113.60/x
  3. Step 3: Cross multiply
    14,828.05x = 20,462.53 × 8,113.60
  4. Step 4: Simplify right side
    14,828.05x = 166,024,783.41
  5. Step 5: Solve for x
    x = 166,024,783.41/14,828.05
  6. Step 6: Final answer
    x = 11,196.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.