Home / 30,180.18-41,648.06-16,751.60

Finding the Fourth Proportional to 30,180.18, 41,648.06 and 16,751.60

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Solution

The fourth proportional to 30,180.18, 41,648.06 and 16,751.60 is: 23,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.18 : 41,648.06 = 16,751.60 : x
  2. Step 2: Convert to fraction form
    30,180.18/41,648.06 = 16,751.60/x
  3. Step 3: Cross multiply
    30,180.18x = 41,648.06 × 16,751.60
  4. Step 4: Simplify right side
    30,180.18x = 697,671,349.90
  5. Step 5: Solve for x
    x = 697,671,349.90/30,180.18
  6. Step 6: Final answer
    x = 23,116.87

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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.