Home / 14,271.12-21,408.66-4,409.10

Finding the Fourth Proportional to 14,271.12, 21,408.66 and 4,409.10

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Solution

The fourth proportional to 14,271.12, 21,408.66 and 4,409.10 is: 6,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.12 : 21,408.66 = 4,409.10 : x
  2. Step 2: Convert to fraction form
    14,271.12/21,408.66 = 4,409.10/x
  3. Step 3: Cross multiply
    14,271.12x = 21,408.66 × 4,409.10
  4. Step 4: Simplify right side
    14,271.12x = 94,392,922.81
  5. Step 5: Solve for x
    x = 94,392,922.81/14,271.12
  6. Step 6: Final answer
    x = 6,614.26

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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.