Home / 14,346-21,527.22-5,579.79

Finding the Fourth Proportional to 14,346, 21,527.22 and 5,579.79

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Solution

The fourth proportional to 14,346, 21,527.22 and 5,579.79 is: 8,372.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346 : 21,527.22 = 5,579.79 : x
  2. Step 2: Convert to fraction form
    14,346/21,527.22 = 5,579.79/x
  3. Step 3: Cross multiply
    14,346x = 21,527.22 × 5,579.79
  4. Step 4: Simplify right side
    14,346x = 120,117,366.88
  5. Step 5: Solve for x
    x = 120,117,366.88/14,346
  6. Step 6: Final answer
    x = 8,372.88

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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.