Home / 14,742.60-22,113.90-11,826.60

Finding the Fourth Proportional to 14,742.60, 22,113.90 and 11,826.60

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Solution

The fourth proportional to 14,742.60, 22,113.90 and 11,826.60 is: 17,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.60 : 22,113.90 = 11,826.60 : x
  2. Step 2: Convert to fraction form
    14,742.60/22,113.90 = 11,826.60/x
  3. Step 3: Cross multiply
    14,742.60x = 22,113.90 × 11,826.60
  4. Step 4: Simplify right side
    14,742.60x = 261,532,249.74
  5. Step 5: Solve for x
    x = 261,532,249.74/14,742.60
  6. Step 6: Final answer
    x = 17,739.90

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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.