Home / 28,023.37-38,669.20-17,266.37

Finding the Fourth Proportional to 28,023.37, 38,669.20 and 17,266.37

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Solution

The fourth proportional to 28,023.37, 38,669.20 and 17,266.37 is: 23,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023.37 : 38,669.20 = 17,266.37 : x
  2. Step 2: Convert to fraction form
    28,023.37/38,669.20 = 17,266.37/x
  3. Step 3: Cross multiply
    28,023.37x = 38,669.20 × 17,266.37
  4. Step 4: Simplify right side
    28,023.37x = 667,676,478.29
  5. Step 5: Solve for x
    x = 667,676,478.29/28,023.37
  6. Step 6: Final answer
    x = 23,825.70

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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.