Home / 47,037.87-64,909.62-25,815.47

Finding the Fourth Proportional to 47,037.87, 64,909.62 and 25,815.47

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Solution

The fourth proportional to 47,037.87, 64,909.62 and 25,815.47 is: 35,623.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,037.87 : 64,909.62 = 25,815.47 : x
  2. Step 2: Convert to fraction form
    47,037.87/64,909.62 = 25,815.47/x
  3. Step 3: Cross multiply
    47,037.87x = 64,909.62 × 25,815.47
  4. Step 4: Simplify right side
    47,037.87x = 1,675,672,023.27
  5. Step 5: Solve for x
    x = 1,675,672,023.27/47,037.87
  6. Step 6: Final answer
    x = 35,623.89

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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.