Home / 51,407.28-76,923.14-30,357.27

Finding the Fourth Proportional to 51,407.28, 76,923.14 and 30,357.27

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Solution

The fourth proportional to 51,407.28, 76,923.14 and 30,357.27 is: 45,425.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,407.28 : 76,923.14 = 30,357.27 : x
  2. Step 2: Convert to fraction form
    51,407.28/76,923.14 = 30,357.27/x
  3. Step 3: Cross multiply
    51,407.28x = 76,923.14 × 30,357.27
  4. Step 4: Simplify right side
    51,407.28x = 2,335,176,378.44
  5. Step 5: Solve for x
    x = 2,335,176,378.44/51,407.28
  6. Step 6: Final answer
    x = 45,425.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.