Home / 30,923.57-46,386.95-8,738.55

Finding the Fourth Proportional to 30,923.57, 46,386.95 and 8,738.55

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Solution

The fourth proportional to 30,923.57, 46,386.95 and 8,738.55 is: 13,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,923.57 : 46,386.95 = 8,738.55 : x
  2. Step 2: Convert to fraction form
    30,923.57/46,386.95 = 8,738.55/x
  3. Step 3: Cross multiply
    30,923.57x = 46,386.95 × 8,738.55
  4. Step 4: Simplify right side
    30,923.57x = 405,354,638.23
  5. Step 5: Solve for x
    x = 405,354,638.23/30,923.57
  6. Step 6: Final answer
    x = 13,108.27

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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.