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Finding the Fourth Proportional to 14,676.12, 22,019.22 and 4,289.40

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Solution

The fourth proportional to 14,676.12, 22,019.22 and 4,289.40 is: 6,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,676.12 : 22,019.22 = 4,289.40 : x
  2. Step 2: Convert to fraction form
    14,676.12/22,019.22 = 4,289.40/x
  3. Step 3: Cross multiply
    14,676.12x = 22,019.22 × 4,289.40
  4. Step 4: Simplify right side
    14,676.12x = 94,449,242.27
  5. Step 5: Solve for x
    x = 94,449,242.27/14,676.12
  6. Step 6: Final answer
    x = 6,435.57

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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.