Home / 29,462.78-40,659.56-16,716.50

Finding the Fourth Proportional to 29,462.78, 40,659.56 and 16,716.50

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Solution

The fourth proportional to 29,462.78, 40,659.56 and 16,716.50 is: 23,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,462.78 : 40,659.56 = 16,716.50 : x
  2. Step 2: Convert to fraction form
    29,462.78/40,659.56 = 16,716.50/x
  3. Step 3: Cross multiply
    29,462.78x = 40,659.56 × 16,716.50
  4. Step 4: Simplify right side
    29,462.78x = 679,685,463.02
  5. Step 5: Solve for x
    x = 679,685,463.02/29,462.78
  6. Step 6: Final answer
    x = 23,069.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.