Home / 13,969.56-19,284.82-9,433.40

Finding the Fourth Proportional to 13,969.56, 19,284.82 and 9,433.40

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Solution

The fourth proportional to 13,969.56, 19,284.82 and 9,433.40 is: 13,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,969.56 : 19,284.82 = 9,433.40 : x
  2. Step 2: Convert to fraction form
    13,969.56/19,284.82 = 9,433.40/x
  3. Step 3: Cross multiply
    13,969.56x = 19,284.82 × 9,433.40
  4. Step 4: Simplify right side
    13,969.56x = 181,921,420.99
  5. Step 5: Solve for x
    x = 181,921,420.99/13,969.56
  6. Step 6: Final answer
    x = 13,022.70

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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.