Home / 30,034.90-45,074.79-11,333.38

Finding the Fourth Proportional to 30,034.90, 45,074.79 and 11,333.38

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Solution

The fourth proportional to 30,034.90, 45,074.79 and 11,333.38 is: 17,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.90 : 45,074.79 = 11,333.38 : x
  2. Step 2: Convert to fraction form
    30,034.90/45,074.79 = 11,333.38/x
  3. Step 3: Cross multiply
    30,034.90x = 45,074.79 × 11,333.38
  4. Step 4: Simplify right side
    30,034.90x = 510,849,723.49
  5. Step 5: Solve for x
    x = 510,849,723.49/30,034.90
  6. Step 6: Final answer
    x = 17,008.54

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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.