Home / 47,725.54-65,815.92-28,602.52

Finding the Fourth Proportional to 47,725.54, 65,815.92 and 28,602.52

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Solution

The fourth proportional to 47,725.54, 65,815.92 and 28,602.52 is: 39,444.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,725.54 : 65,815.92 = 28,602.52 : x
  2. Step 2: Convert to fraction form
    47,725.54/65,815.92 = 28,602.52/x
  3. Step 3: Cross multiply
    47,725.54x = 65,815.92 × 28,602.52
  4. Step 4: Simplify right side
    47,725.54x = 1,882,501,168.12
  5. Step 5: Solve for x
    x = 1,882,501,168.12/47,725.54
  6. Step 6: Final answer
    x = 39,444.31

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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.