Home / 22,460.20-33,682.20-9,127.60

Finding the Fourth Proportional to 22,460.20, 33,682.20 and 9,127.60

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Solution

The fourth proportional to 22,460.20, 33,682.20 and 9,127.60 is: 13,688.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,460.20 : 33,682.20 = 9,127.60 : x
  2. Step 2: Convert to fraction form
    22,460.20/33,682.20 = 9,127.60/x
  3. Step 3: Cross multiply
    22,460.20x = 33,682.20 × 9,127.60
  4. Step 4: Simplify right side
    22,460.20x = 307,437,648.72
  5. Step 5: Solve for x
    x = 307,437,648.72/22,460.20
  6. Step 6: Final answer
    x = 13,688.11

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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.