Home / 47,009.73-64,872.32-25,788.81

Finding the Fourth Proportional to 47,009.73, 64,872.32 and 25,788.81

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Solution

The fourth proportional to 47,009.73, 64,872.32 and 25,788.81 is: 35,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.73 : 64,872.32 = 25,788.81 : x
  2. Step 2: Convert to fraction form
    47,009.73/64,872.32 = 25,788.81/x
  3. Step 3: Cross multiply
    47,009.73x = 64,872.32 × 25,788.81
  4. Step 4: Simplify right side
    47,009.73x = 1,672,979,805.80
  5. Step 5: Solve for x
    x = 1,672,979,805.80/47,009.73
  6. Step 6: Final answer
    x = 35,587.95

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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.