Home / 55,305.09-82,892.57-25,660.44

Finding the Fourth Proportional to 55,305.09, 82,892.57 and 25,660.44

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Solution

The fourth proportional to 55,305.09, 82,892.57 and 25,660.44 is: 38,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,305.09 : 82,892.57 = 25,660.44 : x
  2. Step 2: Convert to fraction form
    55,305.09/82,892.57 = 25,660.44/x
  3. Step 3: Cross multiply
    55,305.09x = 82,892.57 × 25,660.44
  4. Step 4: Simplify right side
    55,305.09x = 2,127,059,690.63
  5. Step 5: Solve for x
    x = 2,127,059,690.63/55,305.09
  6. Step 6: Final answer
    x = 38,460.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.