Home / 30,809.16-46,171.60-16,750.80

Finding the Fourth Proportional to 30,809.16, 46,171.60 and 16,750.80

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Solution

The fourth proportional to 30,809.16, 46,171.60 and 16,750.80 is: 25,103.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,809.16 : 46,171.60 = 16,750.80 : x
  2. Step 2: Convert to fraction form
    30,809.16/46,171.60 = 16,750.80/x
  3. Step 3: Cross multiply
    30,809.16x = 46,171.60 × 16,750.80
  4. Step 4: Simplify right side
    30,809.16x = 773,411,237.28
  5. Step 5: Solve for x
    x = 773,411,237.28/30,809.16
  6. Step 6: Final answer
    x = 25,103.29

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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.