Home / 55,207.56-82,811.37-17,767.63

Finding the Fourth Proportional to 55,207.56, 82,811.37 and 17,767.63

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Solution

The fourth proportional to 55,207.56, 82,811.37 and 17,767.63 is: 26,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207.56 : 82,811.37 = 17,767.63 : x
  2. Step 2: Convert to fraction form
    55,207.56/82,811.37 = 17,767.63/x
  3. Step 3: Cross multiply
    55,207.56x = 82,811.37 × 17,767.63
  4. Step 4: Simplify right side
    55,207.56x = 1,471,361,781.95
  5. Step 5: Solve for x
    x = 1,471,361,781.95/55,207.56
  6. Step 6: Final answer
    x = 26,651.45

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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.