Home / 51,288.67-70,777.83-30,063.84

Finding the Fourth Proportional to 51,288.67, 70,777.83 and 30,063.84

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Solution

The fourth proportional to 51,288.67, 70,777.83 and 30,063.84 is: 41,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,288.67 : 70,777.83 = 30,063.84 : x
  2. Step 2: Convert to fraction form
    51,288.67/70,777.83 = 30,063.84/x
  3. Step 3: Cross multiply
    51,288.67x = 70,777.83 × 30,063.84
  4. Step 4: Simplify right side
    51,288.67x = 2,127,853,356.67
  5. Step 5: Solve for x
    x = 2,127,853,356.67/51,288.67
  6. Step 6: Final answer
    x = 41,487.79

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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.