Home / 20,647.04-30,973.32-7,503.17

Finding the Fourth Proportional to 20,647.04, 30,973.32 and 7,503.17

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Solution

The fourth proportional to 20,647.04, 30,973.32 and 7,503.17 is: 11,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,647.04 : 30,973.32 = 7,503.17 : x
  2. Step 2: Convert to fraction form
    20,647.04/30,973.32 = 7,503.17/x
  3. Step 3: Cross multiply
    20,647.04x = 30,973.32 × 7,503.17
  4. Step 4: Simplify right side
    20,647.04x = 232,397,930.56
  5. Step 5: Solve for x
    x = 232,397,930.56/20,647.04
  6. Step 6: Final answer
    x = 11,255.75

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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.