Home / 20,046.32-29,921.40-17,682.48

Finding the Fourth Proportional to 20,046.32, 29,921.40 and 17,682.48

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Solution

The fourth proportional to 20,046.32, 29,921.40 and 17,682.48 is: 26,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.32 : 29,921.40 = 17,682.48 : x
  2. Step 2: Convert to fraction form
    20,046.32/29,921.40 = 17,682.48/x
  3. Step 3: Cross multiply
    20,046.32x = 29,921.40 × 17,682.48
  4. Step 4: Simplify right side
    20,046.32x = 529,084,557.07
  5. Step 5: Solve for x
    x = 529,084,557.07/20,046.32
  6. Step 6: Final answer
    x = 26,393.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.