Home / 26,185.95-39,101.54-20,576.34

Finding the Fourth Proportional to 26,185.95, 39,101.54 and 20,576.34

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Solution

The fourth proportional to 26,185.95, 39,101.54 and 20,576.34 is: 30,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,185.95 : 39,101.54 = 20,576.34 : x
  2. Step 2: Convert to fraction form
    26,185.95/39,101.54 = 20,576.34/x
  3. Step 3: Cross multiply
    26,185.95x = 39,101.54 × 20,576.34
  4. Step 4: Simplify right side
    26,185.95x = 804,566,478.68
  5. Step 5: Solve for x
    x = 804,566,478.68/26,185.95
  6. Step 6: Final answer
    x = 30,725.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.