Home / 51,271.62-70,756.65-30,049.62

Finding the Fourth Proportional to 51,271.62, 70,756.65 and 30,049.62

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Solution

The fourth proportional to 51,271.62, 70,756.65 and 30,049.62 is: 41,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,271.62 : 70,756.65 = 30,049.62 : x
  2. Step 2: Convert to fraction form
    51,271.62/70,756.65 = 30,049.62/x
  3. Step 3: Cross multiply
    51,271.62x = 70,756.65 × 30,049.62
  4. Step 4: Simplify right side
    51,271.62x = 2,126,210,444.97
  5. Step 5: Solve for x
    x = 2,126,210,444.97/51,271.62
  6. Step 6: Final answer
    x = 41,469.54

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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.