Home / 39,217.06-58,835.49-11,515.06

Finding the Fourth Proportional to 39,217.06, 58,835.49 and 11,515.06

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Solution

The fourth proportional to 39,217.06, 58,835.49 and 11,515.06 is: 17,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,217.06 : 58,835.49 = 11,515.06 : x
  2. Step 2: Convert to fraction form
    39,217.06/58,835.49 = 11,515.06/x
  3. Step 3: Cross multiply
    39,217.06x = 58,835.49 × 11,515.06
  4. Step 4: Simplify right side
    39,217.06x = 677,494,197.48
  5. Step 5: Solve for x
    x = 677,494,197.48/39,217.06
  6. Step 6: Final answer
    x = 17,275.50

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1.5x scale

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.