Home / 28,854.39-43,300.50-10,133.94

Finding the Fourth Proportional to 28,854.39, 43,300.50 and 10,133.94

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Solution

The fourth proportional to 28,854.39, 43,300.50 and 10,133.94 is: 15,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,854.39 : 43,300.50 = 10,133.94 : x
  2. Step 2: Convert to fraction form
    28,854.39/43,300.50 = 10,133.94/x
  3. Step 3: Cross multiply
    28,854.39x = 43,300.50 × 10,133.94
  4. Step 4: Simplify right side
    28,854.39x = 438,804,668.97
  5. Step 5: Solve for x
    x = 438,804,668.97/28,854.39
  6. Step 6: Final answer
    x = 15,207.55

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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.