Home / 39,883.16-59,822.58-12,179

Finding the Fourth Proportional to 39,883.16, 59,822.58 and 12,179

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Solution

The fourth proportional to 39,883.16, 59,822.58 and 12,179 is: 18,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,883.16 : 59,822.58 = 12,179 : x
  2. Step 2: Convert to fraction form
    39,883.16/59,822.58 = 12,179/x
  3. Step 3: Cross multiply
    39,883.16x = 59,822.58 × 12,179
  4. Step 4: Simplify right side
    39,883.16x = 728,579,201.82
  5. Step 5: Solve for x
    x = 728,579,201.82/39,883.16
  6. Step 6: Final answer
    x = 18,267.84

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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.