Home / 26,968.60-40,431.30-11,373.40

Finding the Fourth Proportional to 26,968.60, 40,431.30 and 11,373.40

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Solution

The fourth proportional to 26,968.60, 40,431.30 and 11,373.40 is: 17,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968.60 : 40,431.30 = 11,373.40 : x
  2. Step 2: Convert to fraction form
    26,968.60/40,431.30 = 11,373.40/x
  3. Step 3: Cross multiply
    26,968.60x = 40,431.30 × 11,373.40
  4. Step 4: Simplify right side
    26,968.60x = 459,841,347.42
  5. Step 5: Solve for x
    x = 459,841,347.42/26,968.60
  6. Step 6: Final answer
    x = 17,050.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.