Home / 26,980.36-40,475.98-11,397.96

Finding the Fourth Proportional to 26,980.36, 40,475.98 and 11,397.96

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Solution

The fourth proportional to 26,980.36, 40,475.98 and 11,397.96 is: 17,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980.36 : 40,475.98 = 11,397.96 : x
  2. Step 2: Convert to fraction form
    26,980.36/40,475.98 = 11,397.96/x
  3. Step 3: Cross multiply
    26,980.36x = 40,475.98 × 11,397.96
  4. Step 4: Simplify right side
    26,980.36x = 461,343,601.00
  5. Step 5: Solve for x
    x = 461,343,601.00/26,980.36
  6. Step 6: Final answer
    x = 17,099.24

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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.