Home / 26,072.64-35,983.74-15,999.21

Finding the Fourth Proportional to 26,072.64, 35,983.74 and 15,999.21

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Solution

The fourth proportional to 26,072.64, 35,983.74 and 15,999.21 is: 22,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,072.64 : 35,983.74 = 15,999.21 : x
  2. Step 2: Convert to fraction form
    26,072.64/35,983.74 = 15,999.21/x
  3. Step 3: Cross multiply
    26,072.64x = 35,983.74 × 15,999.21
  4. Step 4: Simplify right side
    26,072.64x = 575,711,412.85
  5. Step 5: Solve for x
    x = 575,711,412.85/26,072.64
  6. Step 6: Final answer
    x = 22,081.06

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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.