Home / 26,999.26-37,258.62-15,670.70

Finding the Fourth Proportional to 26,999.26, 37,258.62 and 15,670.70

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Solution

The fourth proportional to 26,999.26, 37,258.62 and 15,670.70 is: 21,625.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,999.26 : 37,258.62 = 15,670.70 : x
  2. Step 2: Convert to fraction form
    26,999.26/37,258.62 = 15,670.70/x
  3. Step 3: Cross multiply
    26,999.26x = 37,258.62 × 15,670.70
  4. Step 4: Simplify right side
    26,999.26x = 583,868,551.10
  5. Step 5: Solve for x
    x = 583,868,551.10/26,999.26
  6. Step 6: Final answer
    x = 21,625.36

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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.