Home / 28,190.45-38,814.28-23,932.69

Finding the Fourth Proportional to 28,190.45, 38,814.28 and 23,932.69

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Solution

The fourth proportional to 28,190.45, 38,814.28 and 23,932.69 is: 32,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,190.45 : 38,814.28 = 23,932.69 : x
  2. Step 2: Convert to fraction form
    28,190.45/38,814.28 = 23,932.69/x
  3. Step 3: Cross multiply
    28,190.45x = 38,814.28 × 23,932.69
  4. Step 4: Simplify right side
    28,190.45x = 928,929,973.95
  5. Step 5: Solve for x
    x = 928,929,973.95/28,190.45
  6. Step 6: Final answer
    x = 32,951.94

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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.