Home / 14,435.79-21,655.50-4,571.54

Finding the Fourth Proportional to 14,435.79, 21,655.50 and 4,571.54

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Solution

The fourth proportional to 14,435.79, 21,655.50 and 4,571.54 is: 6,857.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.79 : 21,655.50 = 4,571.54 : x
  2. Step 2: Convert to fraction form
    14,435.79/21,655.50 = 4,571.54/x
  3. Step 3: Cross multiply
    14,435.79x = 21,655.50 × 4,571.54
  4. Step 4: Simplify right side
    14,435.79x = 98,998,984.47
  5. Step 5: Solve for x
    x = 98,998,984.47/14,435.79
  6. Step 6: Final answer
    x = 6,857.88

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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.