Home / 14,813.85-22,196.18-10,422.08

Finding the Fourth Proportional to 14,813.85, 22,196.18 and 10,422.08

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Solution

The fourth proportional to 14,813.85, 22,196.18 and 10,422.08 is: 15,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813.85 : 22,196.18 = 10,422.08 : x
  2. Step 2: Convert to fraction form
    14,813.85/22,196.18 = 10,422.08/x
  3. Step 3: Cross multiply
    14,813.85x = 22,196.18 × 10,422.08
  4. Step 4: Simplify right side
    14,813.85x = 231,330,200.56
  5. Step 5: Solve for x
    x = 231,330,200.56/14,813.85
  6. Step 6: Final answer
    x = 15,615.81

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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.