Home / 39,659.90-59,491.49-10,078.52

Finding the Fourth Proportional to 39,659.90, 59,491.49 and 10,078.52

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Solution

The fourth proportional to 39,659.90, 59,491.49 and 10,078.52 is: 15,118.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,659.90 : 59,491.49 = 10,078.52 : x
  2. Step 2: Convert to fraction form
    39,659.90/59,491.49 = 10,078.52/x
  3. Step 3: Cross multiply
    39,659.90x = 59,491.49 × 10,078.52
  4. Step 4: Simplify right side
    39,659.90x = 599,585,823.94
  5. Step 5: Solve for x
    x = 599,585,823.94/39,659.90
  6. Step 6: Final answer
    x = 15,118.19

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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.