Home / 22,505.30-33,779.15-11,419.94

Finding the Fourth Proportional to 22,505.30, 33,779.15 and 11,419.94

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Solution

The fourth proportional to 22,505.30, 33,779.15 and 11,419.94 is: 17,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,505.30 : 33,779.15 = 11,419.94 : x
  2. Step 2: Convert to fraction form
    22,505.30/33,779.15 = 11,419.94/x
  3. Step 3: Cross multiply
    22,505.30x = 33,779.15 × 11,419.94
  4. Step 4: Simplify right side
    22,505.30x = 385,755,950.70
  5. Step 5: Solve for x
    x = 385,755,950.70/22,505.30
  6. Step 6: Final answer
    x = 17,140.67

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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.