Home / 55,659.44-76,808.62-30,164.69

Finding the Fourth Proportional to 55,659.44, 76,808.62 and 30,164.69

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Solution

The fourth proportional to 55,659.44, 76,808.62 and 30,164.69 is: 41,626.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,659.44 : 76,808.62 = 30,164.69 : x
  2. Step 2: Convert to fraction form
    55,659.44/76,808.62 = 30,164.69/x
  3. Step 3: Cross multiply
    55,659.44x = 76,808.62 × 30,164.69
  4. Step 4: Simplify right side
    55,659.44x = 2,316,908,211.63
  5. Step 5: Solve for x
    x = 2,316,908,211.63/55,659.44
  6. Step 6: Final answer
    x = 41,626.51

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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.