Home / 10,441.26-14,320.73-9,876.42

Finding the Fourth Proportional to 10,441.26, 14,320.73 and 9,876.42

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Solution

The fourth proportional to 10,441.26, 14,320.73 and 9,876.42 is: 13,546.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.26 : 14,320.73 = 9,876.42 : x
  2. Step 2: Convert to fraction form
    10,441.26/14,320.73 = 9,876.42/x
  3. Step 3: Cross multiply
    10,441.26x = 14,320.73 × 9,876.42
  4. Step 4: Simplify right side
    10,441.26x = 141,437,544.19
  5. Step 5: Solve for x
    x = 141,437,544.19/10,441.26
  6. Step 6: Final answer
    x = 13,546.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.