Home / 39,362.24-59,043.84-11,660.80

Finding the Fourth Proportional to 39,362.24, 59,043.84 and 11,660.80

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Solution

The fourth proportional to 39,362.24, 59,043.84 and 11,660.80 is: 17,491.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,362.24 : 59,043.84 = 11,660.80 : x
  2. Step 2: Convert to fraction form
    39,362.24/59,043.84 = 11,660.80/x
  3. Step 3: Cross multiply
    39,362.24x = 59,043.84 × 11,660.80
  4. Step 4: Simplify right side
    39,362.24x = 688,498,409.47
  5. Step 5: Solve for x
    x = 688,498,409.47/39,362.24
  6. Step 6: Final answer
    x = 17,491.34

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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.