Home / 14,652.20-20,212.26-11,109.56

Finding the Fourth Proportional to 14,652.20, 20,212.26 and 11,109.56

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Solution

The fourth proportional to 14,652.20, 20,212.26 and 11,109.56 is: 15,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.20 : 20,212.26 = 11,109.56 : x
  2. Step 2: Convert to fraction form
    14,652.20/20,212.26 = 11,109.56/x
  3. Step 3: Cross multiply
    14,652.20x = 20,212.26 × 11,109.56
  4. Step 4: Simplify right side
    14,652.20x = 224,549,315.21
  5. Step 5: Solve for x
    x = 224,549,315.21/14,652.20
  6. Step 6: Final answer
    x = 15,325.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.