Home / 29,827.80-41,157.18-18,500.04

Finding the Fourth Proportional to 29,827.80, 41,157.18 and 18,500.04

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Solution

The fourth proportional to 29,827.80, 41,157.18 and 18,500.04 is: 25,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,827.80 : 41,157.18 = 18,500.04 : x
  2. Step 2: Convert to fraction form
    29,827.80/41,157.18 = 18,500.04/x
  3. Step 3: Cross multiply
    29,827.80x = 41,157.18 × 18,500.04
  4. Step 4: Simplify right side
    29,827.80x = 761,409,476.29
  5. Step 5: Solve for x
    x = 761,409,476.29/29,827.80
  6. Step 6: Final answer
    x = 25,526.84

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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.