Home / 47,051.20-64,928.68-25,830.96

Finding the Fourth Proportional to 47,051.20, 64,928.68 and 25,830.96

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Solution

The fourth proportional to 47,051.20, 64,928.68 and 25,830.96 is: 35,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,051.20 : 64,928.68 = 25,830.96 : x
  2. Step 2: Convert to fraction form
    47,051.20/64,928.68 = 25,830.96/x
  3. Step 3: Cross multiply
    47,051.20x = 64,928.68 × 25,830.96
  4. Step 4: Simplify right side
    47,051.20x = 1,677,170,135.93
  5. Step 5: Solve for x
    x = 1,677,170,135.93/47,051.20
  6. Step 6: Final answer
    x = 35,645.64

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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.