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Finding the Fourth Proportional to 56,473.01, 84,709.04 and 14,353.22

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Solution

The fourth proportional to 56,473.01, 84,709.04 and 14,353.22 is: 21,529.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,473.01 : 84,709.04 = 14,353.22 : x
  2. Step 2: Convert to fraction form
    56,473.01/84,709.04 = 14,353.22/x
  3. Step 3: Cross multiply
    56,473.01x = 84,709.04 × 14,353.22
  4. Step 4: Simplify right side
    56,473.01x = 1,215,846,991.80
  5. Step 5: Solve for x
    x = 1,215,846,991.80/56,473.01
  6. Step 6: Final answer
    x = 21,529.70

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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.