Home / 29,178.37-40,265.08-17,866.72

Finding the Fourth Proportional to 29,178.37, 40,265.08 and 17,866.72

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Solution

The fourth proportional to 29,178.37, 40,265.08 and 17,866.72 is: 24,655.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,178.37 : 40,265.08 = 17,866.72 : x
  2. Step 2: Convert to fraction form
    29,178.37/40,265.08 = 17,866.72/x
  3. Step 3: Cross multiply
    29,178.37x = 40,265.08 × 17,866.72
  4. Step 4: Simplify right side
    29,178.37x = 719,404,910.14
  5. Step 5: Solve for x
    x = 719,404,910.14/29,178.37
  6. Step 6: Final answer
    x = 24,655.42

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1.5x scale

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.