Home / 37,984.36-52,419.54-21,217

Finding the Fourth Proportional to 37,984.36, 52,419.54 and 21,217

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Solution

The fourth proportional to 37,984.36, 52,419.54 and 21,217 is: 29,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,984.36 : 52,419.54 = 21,217 : x
  2. Step 2: Convert to fraction form
    37,984.36/52,419.54 = 21,217/x
  3. Step 3: Cross multiply
    37,984.36x = 52,419.54 × 21,217
  4. Step 4: Simplify right side
    37,984.36x = 1,112,185,380.18
  5. Step 5: Solve for x
    x = 1,112,185,380.18/37,984.36
  6. Step 6: Final answer
    x = 29,280.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.