Home / 56,455.19-84,682.83-14,338.43

Finding the Fourth Proportional to 56,455.19, 84,682.83 and 14,338.43

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Solution

The fourth proportional to 56,455.19, 84,682.83 and 14,338.43 is: 21,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.19 : 84,682.83 = 14,338.43 : x
  2. Step 2: Convert to fraction form
    56,455.19/84,682.83 = 14,338.43/x
  3. Step 3: Cross multiply
    56,455.19x = 84,682.83 × 14,338.43
  4. Step 4: Simplify right side
    56,455.19x = 1,214,218,830.16
  5. Step 5: Solve for x
    x = 1,214,218,830.16/56,455.19
  6. Step 6: Final answer
    x = 21,507.66

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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.