Home / 30,305.54-41,814.60-18,366.26

Finding the Fourth Proportional to 30,305.54, 41,814.60 and 18,366.26

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Solution

The fourth proportional to 30,305.54, 41,814.60 and 18,366.26 is: 25,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.54 : 41,814.60 = 18,366.26 : x
  2. Step 2: Convert to fraction form
    30,305.54/41,814.60 = 18,366.26/x
  3. Step 3: Cross multiply
    30,305.54x = 41,814.60 × 18,366.26
  4. Step 4: Simplify right side
    30,305.54x = 767,977,815.40
  5. Step 5: Solve for x
    x = 767,977,815.40/30,305.54
  6. Step 6: Final answer
    x = 25,341.17

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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.