Home / 21,946.33-32,862.52-18,428.23

Finding the Fourth Proportional to 21,946.33, 32,862.52 and 18,428.23

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Solution

The fourth proportional to 21,946.33, 32,862.52 and 18,428.23 is: 27,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,946.33 : 32,862.52 = 18,428.23 : x
  2. Step 2: Convert to fraction form
    21,946.33/32,862.52 = 18,428.23/x
  3. Step 3: Cross multiply
    21,946.33x = 32,862.52 × 18,428.23
  4. Step 4: Simplify right side
    21,946.33x = 605,598,076.94
  5. Step 5: Solve for x
    x = 605,598,076.94/21,946.33
  6. Step 6: Final answer
    x = 27,594.50

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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.