Home / 14,023.40-21,034.89-4,169.34

Finding the Fourth Proportional to 14,023.40, 21,034.89 and 4,169.34

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Solution

The fourth proportional to 14,023.40, 21,034.89 and 4,169.34 is: 6,253.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.40 : 21,034.89 = 4,169.34 : x
  2. Step 2: Convert to fraction form
    14,023.40/21,034.89 = 4,169.34/x
  3. Step 3: Cross multiply
    14,023.40x = 21,034.89 × 4,169.34
  4. Step 4: Simplify right side
    14,023.40x = 87,701,608.27
  5. Step 5: Solve for x
    x = 87,701,608.27/14,023.40
  6. Step 6: Final answer
    x = 6,253.95

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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.