Home / 51,141.16-70,572.83-28,481.11

Finding the Fourth Proportional to 51,141.16, 70,572.83 and 28,481.11

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Solution

The fourth proportional to 51,141.16, 70,572.83 and 28,481.11 is: 39,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,141.16 : 70,572.83 = 28,481.11 : x
  2. Step 2: Convert to fraction form
    51,141.16/70,572.83 = 28,481.11/x
  3. Step 3: Cross multiply
    51,141.16x = 70,572.83 × 28,481.11
  4. Step 4: Simplify right side
    51,141.16x = 2,009,992,534.24
  5. Step 5: Solve for x
    x = 2,009,992,534.24/51,141.16
  6. Step 6: Final answer
    x = 39,302.83

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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.