Home / 45,289.94-67,911.80-26,606.48

Finding the Fourth Proportional to 45,289.94, 67,911.80 and 26,606.48

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Solution

The fourth proportional to 45,289.94, 67,911.80 and 26,606.48 is: 39,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,289.94 : 67,911.80 = 26,606.48 : x
  2. Step 2: Convert to fraction form
    45,289.94/67,911.80 = 26,606.48/x
  3. Step 3: Cross multiply
    45,289.94x = 67,911.80 × 26,606.48
  4. Step 4: Simplify right side
    45,289.94x = 1,806,893,475.87
  5. Step 5: Solve for x
    x = 1,806,893,475.87/45,289.94
  6. Step 6: Final answer
    x = 39,896.14

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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.