Home / 13,854.33-19,125.26-8,825.45

Finding the Fourth Proportional to 13,854.33, 19,125.26 and 8,825.45

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Solution

The fourth proportional to 13,854.33, 19,125.26 and 8,825.45 is: 12,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854.33 : 19,125.26 = 8,825.45 : x
  2. Step 2: Convert to fraction form
    13,854.33/19,125.26 = 8,825.45/x
  3. Step 3: Cross multiply
    13,854.33x = 19,125.26 × 8,825.45
  4. Step 4: Simplify right side
    13,854.33x = 168,788,886.11
  5. Step 5: Solve for x
    x = 168,788,886.11/13,854.33
  6. Step 6: Final answer
    x = 12,183.11

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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.