Home / 52,066.34-78,098.82-12,623.81

Finding the Fourth Proportional to 52,066.34, 78,098.82 and 12,623.81

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Solution

The fourth proportional to 52,066.34, 78,098.82 and 12,623.81 is: 18,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,066.34 : 78,098.82 = 12,623.81 : x
  2. Step 2: Convert to fraction form
    52,066.34/78,098.82 = 12,623.81/x
  3. Step 3: Cross multiply
    52,066.34x = 78,098.82 × 12,623.81
  4. Step 4: Simplify right side
    52,066.34x = 985,904,664.90
  5. Step 5: Solve for x
    x = 985,904,664.90/52,066.34
  6. Step 6: Final answer
    x = 18,935.55

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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.