Home / 14,370.85-21,558.30-4,509.10

Finding the Fourth Proportional to 14,370.85, 21,558.30 and 4,509.10

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Solution

The fourth proportional to 14,370.85, 21,558.30 and 4,509.10 is: 6,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.85 : 21,558.30 = 4,509.10 : x
  2. Step 2: Convert to fraction form
    14,370.85/21,558.30 = 4,509.10/x
  3. Step 3: Cross multiply
    14,370.85x = 21,558.30 × 4,509.10
  4. Step 4: Simplify right side
    14,370.85x = 97,208,530.53
  5. Step 5: Solve for x
    x = 97,208,530.53/14,370.85
  6. Step 6: Final answer
    x = 6,764.29

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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.