Home / 18,929-26,122.02-10,546.04

Finding the Fourth Proportional to 18,929, 26,122.02 and 10,546.04

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Solution

The fourth proportional to 18,929, 26,122.02 and 10,546.04 is: 14,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,929 : 26,122.02 = 10,546.04 : x
  2. Step 2: Convert to fraction form
    18,929/26,122.02 = 10,546.04/x
  3. Step 3: Cross multiply
    18,929x = 26,122.02 × 10,546.04
  4. Step 4: Simplify right side
    18,929x = 275,483,867.80
  5. Step 5: Solve for x
    x = 275,483,867.80/18,929
  6. Step 6: Final answer
    x = 14,553.54

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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.