Home / 30,324.57-45,493.34-10,603.77

Finding the Fourth Proportional to 30,324.57, 45,493.34 and 10,603.77

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Solution

The fourth proportional to 30,324.57, 45,493.34 and 10,603.77 is: 15,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,324.57 : 45,493.34 = 10,603.77 : x
  2. Step 2: Convert to fraction form
    30,324.57/45,493.34 = 10,603.77/x
  3. Step 3: Cross multiply
    30,324.57x = 45,493.34 × 10,603.77
  4. Step 4: Simplify right side
    30,324.57x = 482,400,860.87
  5. Step 5: Solve for x
    x = 482,400,860.87/30,324.57
  6. Step 6: Final answer
    x = 15,907.92

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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.