Home / 13,396.32-20,095.44-3,535.50

Finding the Fourth Proportional to 13,396.32, 20,095.44 and 3,535.50

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Solution

The fourth proportional to 13,396.32, 20,095.44 and 3,535.50 is: 5,303.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396.32 : 20,095.44 = 3,535.50 : x
  2. Step 2: Convert to fraction form
    13,396.32/20,095.44 = 3,535.50/x
  3. Step 3: Cross multiply
    13,396.32x = 20,095.44 × 3,535.50
  4. Step 4: Simplify right side
    13,396.32x = 71,047,428.12
  5. Step 5: Solve for x
    x = 71,047,428.12/13,396.32
  6. Step 6: Final answer
    x = 5,303.50

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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.