Home / 47,013.12-64,879.32-25,793.64

Finding the Fourth Proportional to 47,013.12, 64,879.32 and 25,793.64

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Solution

The fourth proportional to 47,013.12, 64,879.32 and 25,793.64 is: 35,595.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.12 : 64,879.32 = 25,793.64 : x
  2. Step 2: Convert to fraction form
    47,013.12/64,879.32 = 25,793.64/x
  3. Step 3: Cross multiply
    47,013.12x = 64,879.32 × 25,793.64
  4. Step 4: Simplify right side
    47,013.12x = 1,673,473,823.52
  5. Step 5: Solve for x
    x = 1,673,473,823.52/47,013.12
  6. Step 6: Final answer
    x = 35,595.89

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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.