Home / 13,707.94-20,555.50-4,941.70

Finding the Fourth Proportional to 13,707.94, 20,555.50 and 4,941.70

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Solution

The fourth proportional to 13,707.94, 20,555.50 and 4,941.70 is: 7,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,707.94 : 20,555.50 = 4,941.70 : x
  2. Step 2: Convert to fraction form
    13,707.94/20,555.50 = 4,941.70/x
  3. Step 3: Cross multiply
    13,707.94x = 20,555.50 × 4,941.70
  4. Step 4: Simplify right side
    13,707.94x = 101,579,114.35
  5. Step 5: Solve for x
    x = 101,579,114.35/13,707.94
  6. Step 6: Final answer
    x = 7,410.24

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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.