Home / 37,389.84-51,597.16-20,394.27

Finding the Fourth Proportional to 37,389.84, 51,597.16 and 20,394.27

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Solution

The fourth proportional to 37,389.84, 51,597.16 and 20,394.27 is: 28,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389.84 : 51,597.16 = 20,394.27 : x
  2. Step 2: Convert to fraction form
    37,389.84/51,597.16 = 20,394.27/x
  3. Step 3: Cross multiply
    37,389.84x = 51,597.16 × 20,394.27
  4. Step 4: Simplify right side
    37,389.84x = 1,052,286,412.27
  5. Step 5: Solve for x
    x = 1,052,286,412.27/37,389.84
  6. Step 6: Final answer
    x = 28,143.65

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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.