Home / 30,620.32-45,887.72-16,550.02

Finding the Fourth Proportional to 30,620.32, 45,887.72 and 16,550.02

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Solution

The fourth proportional to 30,620.32, 45,887.72 and 16,550.02 is: 24,801.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,620.32 : 45,887.72 = 16,550.02 : x
  2. Step 2: Convert to fraction form
    30,620.32/45,887.72 = 16,550.02/x
  3. Step 3: Cross multiply
    30,620.32x = 45,887.72 × 16,550.02
  4. Step 4: Simplify right side
    30,620.32x = 759,442,683.75
  5. Step 5: Solve for x
    x = 759,442,683.75/30,620.32
  6. Step 6: Final answer
    x = 24,801.92

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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.