Home / 36,750.45-55,130.82-11,784.63

Finding the Fourth Proportional to 36,750.45, 55,130.82 and 11,784.63

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Solution

The fourth proportional to 36,750.45, 55,130.82 and 11,784.63 is: 17,678.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,750.45 : 55,130.82 = 11,784.63 : x
  2. Step 2: Convert to fraction form
    36,750.45/55,130.82 = 11,784.63/x
  3. Step 3: Cross multiply
    36,750.45x = 55,130.82 × 11,784.63
  4. Step 4: Simplify right side
    36,750.45x = 649,696,315.30
  5. Step 5: Solve for x
    x = 649,696,315.30/36,750.45
  6. Step 6: Final answer
    x = 17,678.59

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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.