Home / 13,303.05-19,954.58-4,535.85

Finding the Fourth Proportional to 13,303.05, 19,954.58 and 4,535.85

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Solution

The fourth proportional to 13,303.05, 19,954.58 and 4,535.85 is: 6,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.05 : 19,954.58 = 4,535.85 : x
  2. Step 2: Convert to fraction form
    13,303.05/19,954.58 = 4,535.85/x
  3. Step 3: Cross multiply
    13,303.05x = 19,954.58 × 4,535.85
  4. Step 4: Simplify right side
    13,303.05x = 90,510,959.01
  5. Step 5: Solve for x
    x = 90,510,959.01/13,303.05
  6. Step 6: Final answer
    x = 6,803.78

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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.