Home / 20,460.46-30,691.35-5,669.52

Finding the Fourth Proportional to 20,460.46, 30,691.35 and 5,669.52

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Solution

The fourth proportional to 20,460.46, 30,691.35 and 5,669.52 is: 8,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,460.46 : 30,691.35 = 5,669.52 : x
  2. Step 2: Convert to fraction form
    20,460.46/30,691.35 = 5,669.52/x
  3. Step 3: Cross multiply
    20,460.46x = 30,691.35 × 5,669.52
  4. Step 4: Simplify right side
    20,460.46x = 174,005,222.65
  5. Step 5: Solve for x
    x = 174,005,222.65/20,460.46
  6. Step 6: Final answer
    x = 8,504.46

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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.