Home / 26,829.99-40,240.40-7,110.54

Finding the Fourth Proportional to 26,829.99, 40,240.40 and 7,110.54

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Solution

The fourth proportional to 26,829.99, 40,240.40 and 7,110.54 is: 10,664.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,829.99 : 40,240.40 = 7,110.54 : x
  2. Step 2: Convert to fraction form
    26,829.99/40,240.40 = 7,110.54/x
  3. Step 3: Cross multiply
    26,829.99x = 40,240.40 × 7,110.54
  4. Step 4: Simplify right side
    26,829.99x = 286,130,938.26
  5. Step 5: Solve for x
    x = 286,130,938.26/26,829.99
  6. Step 6: Final answer
    x = 10,664.59

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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.