Home / 55,406.96-76,461.33-30,256.46

Finding the Fourth Proportional to 55,406.96, 76,461.33 and 30,256.46

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Solution

The fourth proportional to 55,406.96, 76,461.33 and 30,256.46 is: 41,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,406.96 : 76,461.33 = 30,256.46 : x
  2. Step 2: Convert to fraction form
    55,406.96/76,461.33 = 30,256.46/x
  3. Step 3: Cross multiply
    55,406.96x = 76,461.33 × 30,256.46
  4. Step 4: Simplify right side
    55,406.96x = 2,313,449,172.69
  5. Step 5: Solve for x
    x = 2,313,449,172.69/55,406.96
  6. Step 6: Final answer
    x = 41,753.76

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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.