Home / 14,312.32-21,466.04-3,782.45

Finding the Fourth Proportional to 14,312.32, 21,466.04 and 3,782.45

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Solution

The fourth proportional to 14,312.32, 21,466.04 and 3,782.45 is: 5,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.32 : 21,466.04 = 3,782.45 : x
  2. Step 2: Convert to fraction form
    14,312.32/21,466.04 = 3,782.45/x
  3. Step 3: Cross multiply
    14,312.32x = 21,466.04 × 3,782.45
  4. Step 4: Simplify right side
    14,312.32x = 81,194,257.75
  5. Step 5: Solve for x
    x = 81,194,257.75/14,312.32
  6. Step 6: Final answer
    x = 5,673.03

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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.