Home / 31,579.58-47,359.87-26,019.14

Finding the Fourth Proportional to 31,579.58, 47,359.87 and 26,019.14

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Solution

The fourth proportional to 31,579.58, 47,359.87 and 26,019.14 is: 39,020.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,579.58 : 47,359.87 = 26,019.14 : x
  2. Step 2: Convert to fraction form
    31,579.58/47,359.87 = 26,019.14/x
  3. Step 3: Cross multiply
    31,579.58x = 47,359.87 × 26,019.14
  4. Step 4: Simplify right side
    31,579.58x = 1,232,263,087.91
  5. Step 5: Solve for x
    x = 1,232,263,087.91/31,579.58
  6. Step 6: Final answer
    x = 39,020.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.