Home / 20,830.10-31,240.23-6,035.10

Finding the Fourth Proportional to 20,830.10, 31,240.23 and 6,035.10

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Solution

The fourth proportional to 20,830.10, 31,240.23 and 6,035.10 is: 9,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,830.10 : 31,240.23 = 6,035.10 : x
  2. Step 2: Convert to fraction form
    20,830.10/31,240.23 = 6,035.10/x
  3. Step 3: Cross multiply
    20,830.10x = 31,240.23 × 6,035.10
  4. Step 4: Simplify right side
    20,830.10x = 188,537,912.07
  5. Step 5: Solve for x
    x = 188,537,912.07/20,830.10
  6. Step 6: Final answer
    x = 9,051.22

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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.