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Finding the Fourth Proportional to 56,174.60, 84,261.90 and 14,621.60

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Solution

The fourth proportional to 56,174.60, 84,261.90 and 14,621.60 is: 21,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,174.60 : 84,261.90 = 14,621.60 : x
  2. Step 2: Convert to fraction form
    56,174.60/84,261.90 = 14,621.60/x
  3. Step 3: Cross multiply
    56,174.60x = 84,261.90 × 14,621.60
  4. Step 4: Simplify right side
    56,174.60x = 1,232,043,797.04
  5. Step 5: Solve for x
    x = 1,232,043,797.04/56,174.60
  6. Step 6: Final answer
    x = 21,932.40

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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.