Home / 20,362.26-30,498.27-15,647.58

Finding the Fourth Proportional to 20,362.26, 30,498.27 and 15,647.58

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Solution

The fourth proportional to 20,362.26, 30,498.27 and 15,647.58 is: 23,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.26 : 30,498.27 = 15,647.58 : x
  2. Step 2: Convert to fraction form
    20,362.26/30,498.27 = 15,647.58/x
  3. Step 3: Cross multiply
    20,362.26x = 30,498.27 × 15,647.58
  4. Step 4: Simplify right side
    20,362.26x = 477,224,119.69
  5. Step 5: Solve for x
    x = 477,224,119.69/20,362.26
  6. Step 6: Final answer
    x = 23,436.70

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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.