Home / 55,522.24-76,620.80-30,371.84

Finding the Fourth Proportional to 55,522.24, 76,620.80 and 30,371.84

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Solution

The fourth proportional to 55,522.24, 76,620.80 and 30,371.84 is: 41,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,522.24 : 76,620.80 = 30,371.84 : x
  2. Step 2: Convert to fraction form
    55,522.24/76,620.80 = 30,371.84/x
  3. Step 3: Cross multiply
    55,522.24x = 76,620.80 × 30,371.84
  4. Step 4: Simplify right side
    55,522.24x = 2,327,114,678.27
  5. Step 5: Solve for x
    x = 2,327,114,678.27/55,522.24
  6. Step 6: Final answer
    x = 41,913.20

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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.