Home / 13,966.36-19,290.92-10,445.56

Finding the Fourth Proportional to 13,966.36, 19,290.92 and 10,445.56

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Solution

The fourth proportional to 13,966.36, 19,290.92 and 10,445.56 is: 14,427.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.36 : 19,290.92 = 10,445.56 : x
  2. Step 2: Convert to fraction form
    13,966.36/19,290.92 = 10,445.56/x
  3. Step 3: Cross multiply
    13,966.36x = 19,290.92 × 10,445.56
  4. Step 4: Simplify right side
    13,966.36x = 201,504,462.32
  5. Step 5: Solve for x
    x = 201,504,462.32/13,966.36
  6. Step 6: Final answer
    x = 14,427.84

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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.