Home / 55,460.96-76,536.11-30,310.46

Finding the Fourth Proportional to 55,460.96, 76,536.11 and 30,310.46

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Solution

The fourth proportional to 55,460.96, 76,536.11 and 30,310.46 is: 41,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,460.96 : 76,536.11 = 30,310.46 : x
  2. Step 2: Convert to fraction form
    55,460.96/76,536.11 = 30,310.46/x
  3. Step 3: Cross multiply
    55,460.96x = 76,536.11 × 30,310.46
  4. Step 4: Simplify right side
    55,460.96x = 2,319,844,393.81
  5. Step 5: Solve for x
    x = 2,319,844,393.81/55,460.96
  6. Step 6: Final answer
    x = 41,828.42

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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.