Home / 39,684.06-59,528.97-11,984.22

Finding the Fourth Proportional to 39,684.06, 59,528.97 and 11,984.22

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Solution

The fourth proportional to 39,684.06, 59,528.97 and 11,984.22 is: 17,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,684.06 : 59,528.97 = 11,984.22 : x
  2. Step 2: Convert to fraction form
    39,684.06/59,528.97 = 11,984.22/x
  3. Step 3: Cross multiply
    39,684.06x = 59,528.97 × 11,984.22
  4. Step 4: Simplify right side
    39,684.06x = 713,408,272.85
  5. Step 5: Solve for x
    x = 713,408,272.85/39,684.06
  6. Step 6: Final answer
    x = 17,977.20

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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.