Home / 13,949.95-20,924.88-5,065.26

Finding the Fourth Proportional to 13,949.95, 20,924.88 and 5,065.26

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Solution

The fourth proportional to 13,949.95, 20,924.88 and 5,065.26 is: 7,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.95 : 20,924.88 = 5,065.26 : x
  2. Step 2: Convert to fraction form
    13,949.95/20,924.88 = 5,065.26/x
  3. Step 3: Cross multiply
    13,949.95x = 20,924.88 × 5,065.26
  4. Step 4: Simplify right side
    13,949.95x = 105,989,947.55
  5. Step 5: Solve for x
    x = 105,989,947.55/13,949.95
  6. Step 6: Final answer
    x = 7,597.87

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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.