Home / 51,523.51-71,101.65-28,863.31

Finding the Fourth Proportional to 51,523.51, 71,101.65 and 28,863.31

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Solution

The fourth proportional to 51,523.51, 71,101.65 and 28,863.31 is: 39,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523.51 : 71,101.65 = 28,863.31 : x
  2. Step 2: Convert to fraction form
    51,523.51/71,101.65 = 28,863.31/x
  3. Step 3: Cross multiply
    51,523.51x = 71,101.65 × 28,863.31
  4. Step 4: Simplify right side
    51,523.51x = 2,052,228,965.46
  5. Step 5: Solve for x
    x = 2,052,228,965.46/51,523.51
  6. Step 6: Final answer
    x = 39,830.92

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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.