Home / 39,996.48-59,984.28-11,908.92

Finding the Fourth Proportional to 39,996.48, 59,984.28 and 11,908.92

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Solution

The fourth proportional to 39,996.48, 59,984.28 and 11,908.92 is: 17,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,996.48 : 59,984.28 = 11,908.92 : x
  2. Step 2: Convert to fraction form
    39,996.48/59,984.28 = 11,908.92/x
  3. Step 3: Cross multiply
    39,996.48x = 59,984.28 × 11,908.92
  4. Step 4: Simplify right side
    39,996.48x = 714,347,991.78
  5. Step 5: Solve for x
    x = 714,347,991.78/39,996.48
  6. Step 6: Final answer
    x = 17,860.27

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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.