Home / 22,094.22-30,490.84-12,664.60

Finding the Fourth Proportional to 22,094.22, 30,490.84 and 12,664.60

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Solution

The fourth proportional to 22,094.22, 30,490.84 and 12,664.60 is: 17,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,094.22 : 30,490.84 = 12,664.60 : x
  2. Step 2: Convert to fraction form
    22,094.22/30,490.84 = 12,664.60/x
  3. Step 3: Cross multiply
    22,094.22x = 30,490.84 × 12,664.60
  4. Step 4: Simplify right side
    22,094.22x = 386,154,292.26
  5. Step 5: Solve for x
    x = 386,154,292.26/22,094.22
  6. Step 6: Final answer
    x = 17,477.62

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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.