Home / 29,412.72-40,589.64-16,837.56

Finding the Fourth Proportional to 29,412.72, 40,589.64 and 16,837.56

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Solution

The fourth proportional to 29,412.72, 40,589.64 and 16,837.56 is: 23,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.72 : 40,589.64 = 16,837.56 : x
  2. Step 2: Convert to fraction form
    29,412.72/40,589.64 = 16,837.56/x
  3. Step 3: Cross multiply
    29,412.72x = 40,589.64 × 16,837.56
  4. Step 4: Simplify right side
    29,412.72x = 683,430,498.88
  5. Step 5: Solve for x
    x = 683,430,498.88/29,412.72
  6. Step 6: Final answer
    x = 23,235.88

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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.