Home / 55,662.24-76,811.04-30,506.88

Finding the Fourth Proportional to 55,662.24, 76,811.04 and 30,506.88

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Solution

The fourth proportional to 55,662.24, 76,811.04 and 30,506.88 is: 42,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,662.24 : 76,811.04 = 30,506.88 : x
  2. Step 2: Convert to fraction form
    55,662.24/76,811.04 = 30,506.88/x
  3. Step 3: Cross multiply
    55,662.24x = 76,811.04 × 30,506.88
  4. Step 4: Simplify right side
    55,662.24x = 2,343,265,179.96
  5. Step 5: Solve for x
    x = 2,343,265,179.96/55,662.24
  6. Step 6: Final answer
    x = 42,097.93

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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.