Home / 14,133.34-21,199.92-3,745

Finding the Fourth Proportional to 14,133.34, 21,199.92 and 3,745

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Solution

The fourth proportional to 14,133.34, 21,199.92 and 3,745 is: 5,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.34 : 21,199.92 = 3,745 : x
  2. Step 2: Convert to fraction form
    14,133.34/21,199.92 = 3,745/x
  3. Step 3: Cross multiply
    14,133.34x = 21,199.92 × 3,745
  4. Step 4: Simplify right side
    14,133.34x = 79,393,700.40
  5. Step 5: Solve for x
    x = 79,393,700.40/14,133.34
  6. Step 6: Final answer
    x = 5,617.48

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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.