Home / 26,970.60-40,434.30-11,375.40

Finding the Fourth Proportional to 26,970.60, 40,434.30 and 11,375.40

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Solution

The fourth proportional to 26,970.60, 40,434.30 and 11,375.40 is: 17,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.60 : 40,434.30 = 11,375.40 : x
  2. Step 2: Convert to fraction form
    26,970.60/40,434.30 = 11,375.40/x
  3. Step 3: Cross multiply
    26,970.60x = 40,434.30 × 11,375.40
  4. Step 4: Simplify right side
    26,970.60x = 459,956,336.22
  5. Step 5: Solve for x
    x = 459,956,336.22/26,970.60
  6. Step 6: Final answer
    x = 17,053.99

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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.