Home / 14,408.28-21,612.42-4,020.03

Finding the Fourth Proportional to 14,408.28, 21,612.42 and 4,020.03

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Solution

The fourth proportional to 14,408.28, 21,612.42 and 4,020.03 is: 6,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.28 : 21,612.42 = 4,020.03 : x
  2. Step 2: Convert to fraction form
    14,408.28/21,612.42 = 4,020.03/x
  3. Step 3: Cross multiply
    14,408.28x = 21,612.42 × 4,020.03
  4. Step 4: Simplify right side
    14,408.28x = 86,882,576.77
  5. Step 5: Solve for x
    x = 86,882,576.77/14,408.28
  6. Step 6: Final answer
    x = 6,030.05

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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.