Home / 36,803.85-50,772.33-21,686.19

Finding the Fourth Proportional to 36,803.85, 50,772.33 and 21,686.19

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Solution

The fourth proportional to 36,803.85, 50,772.33 and 21,686.19 is: 29,916.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,803.85 : 50,772.33 = 21,686.19 : x
  2. Step 2: Convert to fraction form
    36,803.85/50,772.33 = 21,686.19/x
  3. Step 3: Cross multiply
    36,803.85x = 50,772.33 × 21,686.19
  4. Step 4: Simplify right side
    36,803.85x = 1,101,058,395.12
  5. Step 5: Solve for x
    x = 1,101,058,395.12/36,803.85
  6. Step 6: Final answer
    x = 29,916.94

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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.