Home / 18,294.36-25,227.36-15,650.52

Finding the Fourth Proportional to 18,294.36, 25,227.36 and 15,650.52

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Solution

The fourth proportional to 18,294.36, 25,227.36 and 15,650.52 is: 21,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.36 : 25,227.36 = 15,650.52 : x
  2. Step 2: Convert to fraction form
    18,294.36/25,227.36 = 15,650.52/x
  3. Step 3: Cross multiply
    18,294.36x = 25,227.36 × 15,650.52
  4. Step 4: Simplify right side
    18,294.36x = 394,821,302.23
  5. Step 5: Solve for x
    x = 394,821,302.23/18,294.36
  6. Step 6: Final answer
    x = 21,581.59

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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.