Home / 39,101.22-58,655.28-11,021.51

Finding the Fourth Proportional to 39,101.22, 58,655.28 and 11,021.51

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Solution

The fourth proportional to 39,101.22, 58,655.28 and 11,021.51 is: 16,533.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,101.22 : 58,655.28 = 11,021.51 : x
  2. Step 2: Convert to fraction form
    39,101.22/58,655.28 = 11,021.51/x
  3. Step 3: Cross multiply
    39,101.22x = 58,655.28 × 11,021.51
  4. Step 4: Simplify right side
    39,101.22x = 646,469,406.69
  5. Step 5: Solve for x
    x = 646,469,406.69/39,101.22
  6. Step 6: Final answer
    x = 16,533.23

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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.