Home / 39,102.72-58,650-11,022.06

Finding the Fourth Proportional to 39,102.72, 58,650 and 11,022.06

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Solution

The fourth proportional to 39,102.72, 58,650 and 11,022.06 is: 16,531.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,102.72 : 58,650 = 11,022.06 : x
  2. Step 2: Convert to fraction form
    39,102.72/58,650 = 11,022.06/x
  3. Step 3: Cross multiply
    39,102.72x = 58,650 × 11,022.06
  4. Step 4: Simplify right side
    39,102.72x = 646,443,819
  5. Step 5: Solve for x
    x = 646,443,819/39,102.72
  6. Step 6: Final answer
    x = 16,531.94

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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.