Home / 51,901.69-71,624.33-28,028.36

Finding the Fourth Proportional to 51,901.69, 71,624.33 and 28,028.36

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Solution

The fourth proportional to 51,901.69, 71,624.33 and 28,028.36 is: 38,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,901.69 : 71,624.33 = 28,028.36 : x
  2. Step 2: Convert to fraction form
    51,901.69/71,624.33 = 28,028.36/x
  3. Step 3: Cross multiply
    51,901.69x = 71,624.33 × 28,028.36
  4. Step 4: Simplify right side
    51,901.69x = 2,007,512,650.02
  5. Step 5: Solve for x
    x = 2,007,512,650.02/51,901.69
  6. Step 6: Final answer
    x = 38,679.14

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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.