Home / 36,681.81-54,982.98-17,974.50

Finding the Fourth Proportional to 36,681.81, 54,982.98 and 17,974.50

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Solution

The fourth proportional to 36,681.81, 54,982.98 and 17,974.50 is: 26,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681.81 : 54,982.98 = 17,974.50 : x
  2. Step 2: Convert to fraction form
    36,681.81/54,982.98 = 17,974.50/x
  3. Step 3: Cross multiply
    36,681.81x = 54,982.98 × 17,974.50
  4. Step 4: Simplify right side
    36,681.81x = 988,291,574.01
  5. Step 5: Solve for x
    x = 988,291,574.01/36,681.81
  6. Step 6: Final answer
    x = 26,942.28

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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.