Home / 47,007.13-64,869.84-25,786.44

Finding the Fourth Proportional to 47,007.13, 64,869.84 and 25,786.44

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Solution

The fourth proportional to 47,007.13, 64,869.84 and 25,786.44 is: 35,585.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,007.13 : 64,869.84 = 25,786.44 : x
  2. Step 2: Convert to fraction form
    47,007.13/64,869.84 = 25,786.44/x
  3. Step 3: Cross multiply
    47,007.13x = 64,869.84 × 25,786.44
  4. Step 4: Simplify right side
    47,007.13x = 1,672,762,108.04
  5. Step 5: Solve for x
    x = 1,672,762,108.04/47,007.13
  6. Step 6: Final answer
    x = 35,585.29

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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.