Home / 36,354.90-54,530.73-12,667.82

Finding the Fourth Proportional to 36,354.90, 54,530.73 and 12,667.82

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Solution

The fourth proportional to 36,354.90, 54,530.73 and 12,667.82 is: 19,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,354.90 : 54,530.73 = 12,667.82 : x
  2. Step 2: Convert to fraction form
    36,354.90/54,530.73 = 12,667.82/x
  3. Step 3: Cross multiply
    36,354.90x = 54,530.73 × 12,667.82
  4. Step 4: Simplify right side
    36,354.90x = 690,785,472.11
  5. Step 5: Solve for x
    x = 690,785,472.11/36,354.90
  6. Step 6: Final answer
    x = 19,001.17

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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.