Home / 55,403.46-76,456.51-30,252.96

Finding the Fourth Proportional to 55,403.46, 76,456.51 and 30,252.96

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Solution

The fourth proportional to 55,403.46, 76,456.51 and 30,252.96 is: 41,748.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,403.46 : 76,456.51 = 30,252.96 : x
  2. Step 2: Convert to fraction form
    55,403.46/76,456.51 = 30,252.96/x
  3. Step 3: Cross multiply
    55,403.46x = 76,456.51 × 30,252.96
  4. Step 4: Simplify right side
    55,403.46x = 2,313,035,663.14
  5. Step 5: Solve for x
    x = 2,313,035,663.14/55,403.46
  6. Step 6: Final answer
    x = 41,748.94

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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.