Home / 20,623.70-30,935.48-5,041.33

Finding the Fourth Proportional to 20,623.70, 30,935.48 and 5,041.33

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Solution

The fourth proportional to 20,623.70, 30,935.48 and 5,041.33 is: 7,561.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,623.70 : 30,935.48 = 5,041.33 : x
  2. Step 2: Convert to fraction form
    20,623.70/30,935.48 = 5,041.33/x
  3. Step 3: Cross multiply
    20,623.70x = 30,935.48 × 5,041.33
  4. Step 4: Simplify right side
    20,623.70x = 155,955,860.84
  5. Step 5: Solve for x
    x = 155,955,860.84/20,623.70
  6. Step 6: Final answer
    x = 7,561.97

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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.