Home / 30,030.75-41,444.01-17,285.85

Finding the Fourth Proportional to 30,030.75, 41,444.01 and 17,285.85

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Solution

The fourth proportional to 30,030.75, 41,444.01 and 17,285.85 is: 23,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030.75 : 41,444.01 = 17,285.85 : x
  2. Step 2: Convert to fraction form
    30,030.75/41,444.01 = 17,285.85/x
  3. Step 3: Cross multiply
    30,030.75x = 41,444.01 × 17,285.85
  4. Step 4: Simplify right side
    30,030.75x = 716,394,940.26
  5. Step 5: Solve for x
    x = 716,394,940.26/30,030.75
  6. Step 6: Final answer
    x = 23,855.38

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Double scale
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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.