Home / 56,463.96-84,665.64-19,011.54

Finding the Fourth Proportional to 56,463.96, 84,665.64 and 19,011.54

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Solution

The fourth proportional to 56,463.96, 84,665.64 and 19,011.54 is: 28,507.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,463.96 : 84,665.64 = 19,011.54 : x
  2. Step 2: Convert to fraction form
    56,463.96/84,665.64 = 19,011.54/x
  3. Step 3: Cross multiply
    56,463.96x = 84,665.64 × 19,011.54
  4. Step 4: Simplify right side
    56,463.96x = 1,609,624,201.49
  5. Step 5: Solve for x
    x = 1,609,624,201.49/56,463.96
  6. Step 6: Final answer
    x = 28,507.11

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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.