Home / 29,820.16-41,134.80-18,484.48

Finding the Fourth Proportional to 29,820.16, 41,134.80 and 18,484.48

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Solution

The fourth proportional to 29,820.16, 41,134.80 and 18,484.48 is: 25,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.16 : 41,134.80 = 18,484.48 : x
  2. Step 2: Convert to fraction form
    29,820.16/41,134.80 = 18,484.48/x
  3. Step 3: Cross multiply
    29,820.16x = 41,134.80 × 18,484.48
  4. Step 4: Simplify right side
    29,820.16x = 760,355,387.90
  5. Step 5: Solve for x
    x = 760,355,387.90/29,820.16
  6. Step 6: Final answer
    x = 25,498.03

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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.