Home / 14,343.23-19,793.40-7,969.85

Finding the Fourth Proportional to 14,343.23, 19,793.40 and 7,969.85

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Solution

The fourth proportional to 14,343.23, 19,793.40 and 7,969.85 is: 10,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.23 : 19,793.40 = 7,969.85 : x
  2. Step 2: Convert to fraction form
    14,343.23/19,793.40 = 7,969.85/x
  3. Step 3: Cross multiply
    14,343.23x = 19,793.40 × 7,969.85
  4. Step 4: Simplify right side
    14,343.23x = 157,750,428.99
  5. Step 5: Solve for x
    x = 157,750,428.99/14,343.23
  6. Step 6: Final answer
    x = 10,998.25

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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.