Home / 33,097.55-45,684.84-20,354.63

Finding the Fourth Proportional to 33,097.55, 45,684.84 and 20,354.63

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Solution

The fourth proportional to 33,097.55, 45,684.84 and 20,354.63 is: 28,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,097.55 : 45,684.84 = 20,354.63 : x
  2. Step 2: Convert to fraction form
    33,097.55/45,684.84 = 20,354.63/x
  3. Step 3: Cross multiply
    33,097.55x = 45,684.84 × 20,354.63
  4. Step 4: Simplify right side
    33,097.55x = 929,898,014.81
  5. Step 5: Solve for x
    x = 929,898,014.81/33,097.55
  6. Step 6: Final answer
    x = 28,095.68

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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.