Home / 26,906.25-37,131.12-14,970.70

Finding the Fourth Proportional to 26,906.25, 37,131.12 and 14,970.70

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Solution

The fourth proportional to 26,906.25, 37,131.12 and 14,970.70 is: 20,659.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.25 : 37,131.12 = 14,970.70 : x
  2. Step 2: Convert to fraction form
    26,906.25/37,131.12 = 14,970.70/x
  3. Step 3: Cross multiply
    26,906.25x = 37,131.12 × 14,970.70
  4. Step 4: Simplify right side
    26,906.25x = 555,878,858.18
  5. Step 5: Solve for x
    x = 555,878,858.18/26,906.25
  6. Step 6: Final answer
    x = 20,659.84

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1.5x scale

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.