Home / 22,460.07-33,695.87-8,420.29

Finding the Fourth Proportional to 22,460.07, 33,695.87 and 8,420.29

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Solution

The fourth proportional to 22,460.07, 33,695.87 and 8,420.29 is: 12,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,460.07 : 33,695.87 = 8,420.29 : x
  2. Step 2: Convert to fraction form
    22,460.07/33,695.87 = 8,420.29/x
  3. Step 3: Cross multiply
    22,460.07x = 33,695.87 × 8,420.29
  4. Step 4: Simplify right side
    22,460.07x = 283,728,997.20
  5. Step 5: Solve for x
    x = 283,728,997.20/22,460.07
  6. Step 6: Final answer
    x = 12,632.60

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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.