Home / 10,021.26-13,830.57-5,829.51

Finding the Fourth Proportional to 10,021.26, 13,830.57 and 5,829.51

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Solution

The fourth proportional to 10,021.26, 13,830.57 and 5,829.51 is: 8,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.26 : 13,830.57 = 5,829.51 : x
  2. Step 2: Convert to fraction form
    10,021.26/13,830.57 = 5,829.51/x
  3. Step 3: Cross multiply
    10,021.26x = 13,830.57 × 5,829.51
  4. Step 4: Simplify right side
    10,021.26x = 80,625,446.12
  5. Step 5: Solve for x
    x = 80,625,446.12/10,021.26
  6. Step 6: Final answer
    x = 8,045.44

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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.