Home / 14,103.55-19,460.01-8,133.67

Finding the Fourth Proportional to 14,103.55, 19,460.01 and 8,133.67

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Solution

The fourth proportional to 14,103.55, 19,460.01 and 8,133.67 is: 11,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.55 : 19,460.01 = 8,133.67 : x
  2. Step 2: Convert to fraction form
    14,103.55/19,460.01 = 8,133.67/x
  3. Step 3: Cross multiply
    14,103.55x = 19,460.01 × 8,133.67
  4. Step 4: Simplify right side
    14,103.55x = 158,281,299.54
  5. Step 5: Solve for x
    x = 158,281,299.54/14,103.55
  6. Step 6: Final answer
    x = 11,222.80

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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.