Home / 29,315.48-40,456.14-16,739.96

Finding the Fourth Proportional to 29,315.48, 40,456.14 and 16,739.96

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Solution

The fourth proportional to 29,315.48, 40,456.14 and 16,739.96 is: 23,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315.48 : 40,456.14 = 16,739.96 : x
  2. Step 2: Convert to fraction form
    29,315.48/40,456.14 = 16,739.96/x
  3. Step 3: Cross multiply
    29,315.48x = 40,456.14 × 16,739.96
  4. Step 4: Simplify right side
    29,315.48x = 677,234,165.35
  5. Step 5: Solve for x
    x = 677,234,165.35/29,315.48
  6. Step 6: Final answer
    x = 23,101.59

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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.