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Finding the Fourth Proportional to 23,921.01, 35,880.05 and 8,925.21

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Solution

The fourth proportional to 23,921.01, 35,880.05 and 8,925.21 is: 13,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,921.01 : 35,880.05 = 8,925.21 : x
  2. Step 2: Convert to fraction form
    23,921.01/35,880.05 = 8,925.21/x
  3. Step 3: Cross multiply
    23,921.01x = 35,880.05 × 8,925.21
  4. Step 4: Simplify right side
    23,921.01x = 320,236,936.43
  5. Step 5: Solve for x
    x = 320,236,936.43/23,921.01
  6. Step 6: Final answer
    x = 13,387.27

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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.