Home / 36,283.72-50,071.08-20,368.48

Finding the Fourth Proportional to 36,283.72, 50,071.08 and 20,368.48

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Solution

The fourth proportional to 36,283.72, 50,071.08 and 20,368.48 is: 28,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,283.72 : 50,071.08 = 20,368.48 : x
  2. Step 2: Convert to fraction form
    36,283.72/50,071.08 = 20,368.48/x
  3. Step 3: Cross multiply
    36,283.72x = 50,071.08 × 20,368.48
  4. Step 4: Simplify right side
    36,283.72x = 1,019,871,791.56
  5. Step 5: Solve for x
    x = 1,019,871,791.56/36,283.72
  6. Step 6: Final answer
    x = 28,108.25

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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.