Home / 55,527.04-76,627.92-30,376

Finding the Fourth Proportional to 55,527.04, 76,627.92 and 30,376

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Solution

The fourth proportional to 55,527.04, 76,627.92 and 30,376 is: 41,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,527.04 : 76,627.92 = 30,376 : x
  2. Step 2: Convert to fraction form
    55,527.04/76,627.92 = 30,376/x
  3. Step 3: Cross multiply
    55,527.04x = 76,627.92 × 30,376
  4. Step 4: Simplify right side
    55,527.04x = 2,327,649,697.92
  5. Step 5: Solve for x
    x = 2,327,649,697.92/55,527.04
  6. Step 6: Final answer
    x = 41,919.21

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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.