Home / 51,493.69-71,059.33-28,830.57

Finding the Fourth Proportional to 51,493.69, 71,059.33 and 28,830.57

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Solution

The fourth proportional to 51,493.69, 71,059.33 and 28,830.57 is: 39,785.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,493.69 : 71,059.33 = 28,830.57 : x
  2. Step 2: Convert to fraction form
    51,493.69/71,059.33 = 28,830.57/x
  3. Step 3: Cross multiply
    51,493.69x = 71,059.33 × 28,830.57
  4. Step 4: Simplify right side
    51,493.69x = 2,048,680,595.11
  5. Step 5: Solve for x
    x = 2,048,680,595.11/51,493.69
  6. Step 6: Final answer
    x = 39,785.08

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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.