Home / 13,293.42-19,918.26-10,537.80

Finding the Fourth Proportional to 13,293.42, 19,918.26 and 10,537.80

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Solution

The fourth proportional to 13,293.42, 19,918.26 and 10,537.80 is: 15,789.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.42 : 19,918.26 = 10,537.80 : x
  2. Step 2: Convert to fraction form
    13,293.42/19,918.26 = 10,537.80/x
  3. Step 3: Cross multiply
    13,293.42x = 19,918.26 × 10,537.80
  4. Step 4: Simplify right side
    13,293.42x = 209,894,640.23
  5. Step 5: Solve for x
    x = 209,894,640.23/13,293.42
  6. Step 6: Final answer
    x = 15,789.36

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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.