Home / 30,076.86-41,410.96-26,489.28

Finding the Fourth Proportional to 30,076.86, 41,410.96 and 26,489.28

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Solution

The fourth proportional to 30,076.86, 41,410.96 and 26,489.28 is: 36,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,076.86 : 41,410.96 = 26,489.28 : x
  2. Step 2: Convert to fraction form
    30,076.86/41,410.96 = 26,489.28/x
  3. Step 3: Cross multiply
    30,076.86x = 41,410.96 × 26,489.28
  4. Step 4: Simplify right side
    30,076.86x = 1,096,946,514.51
  5. Step 5: Solve for x
    x = 1,096,946,514.51/30,076.86
  6. Step 6: Final answer
    x = 36,471.44

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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.