Home / 36,840.36-55,219.50-14,647.80

Finding the Fourth Proportional to 36,840.36, 55,219.50 and 14,647.80

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Solution

The fourth proportional to 36,840.36, 55,219.50 and 14,647.80 is: 21,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840.36 : 55,219.50 = 14,647.80 : x
  2. Step 2: Convert to fraction form
    36,840.36/55,219.50 = 14,647.80/x
  3. Step 3: Cross multiply
    36,840.36x = 55,219.50 × 14,647.80
  4. Step 4: Simplify right side
    36,840.36x = 808,844,192.10
  5. Step 5: Solve for x
    x = 808,844,192.10/36,840.36
  6. Step 6: Final answer
    x = 21,955.38

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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.