Home / 13,065.11-19,596.75-5,674.87

Finding the Fourth Proportional to 13,065.11, 19,596.75 and 5,674.87

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Solution

The fourth proportional to 13,065.11, 19,596.75 and 5,674.87 is: 8,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.11 : 19,596.75 = 5,674.87 : x
  2. Step 2: Convert to fraction form
    13,065.11/19,596.75 = 5,674.87/x
  3. Step 3: Cross multiply
    13,065.11x = 19,596.75 × 5,674.87
  4. Step 4: Simplify right side
    13,065.11x = 111,209,008.67
  5. Step 5: Solve for x
    x = 111,209,008.67/13,065.11
  6. Step 6: Final answer
    x = 8,511.91

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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.