Home / 36,357.21-54,551.61-19,728.99

Finding the Fourth Proportional to 36,357.21, 54,551.61 and 19,728.99

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Solution

The fourth proportional to 36,357.21, 54,551.61 and 19,728.99 is: 29,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,357.21 : 54,551.61 = 19,728.99 : x
  2. Step 2: Convert to fraction form
    36,357.21/54,551.61 = 19,728.99/x
  3. Step 3: Cross multiply
    36,357.21x = 54,551.61 × 19,728.99
  4. Step 4: Simplify right side
    36,357.21x = 1,076,248,168.17
  5. Step 5: Solve for x
    x = 1,076,248,168.17/36,357.21
  6. Step 6: Final answer
    x = 29,602.06

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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.