Home / 26,447.64-36,490.46-17,021.68

Finding the Fourth Proportional to 26,447.64, 36,490.46 and 17,021.68

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Solution

The fourth proportional to 26,447.64, 36,490.46 and 17,021.68 is: 23,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.64 : 36,490.46 = 17,021.68 : x
  2. Step 2: Convert to fraction form
    26,447.64/36,490.46 = 17,021.68/x
  3. Step 3: Cross multiply
    26,447.64x = 36,490.46 × 17,021.68
  4. Step 4: Simplify right side
    26,447.64x = 621,128,933.17
  5. Step 5: Solve for x
    x = 621,128,933.17/26,447.64
  6. Step 6: Final answer
    x = 23,485.23

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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.