Home / 39,126.45-58,693.19-11,046.79

Finding the Fourth Proportional to 39,126.45, 58,693.19 and 11,046.79

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Solution

The fourth proportional to 39,126.45, 58,693.19 and 11,046.79 is: 16,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126.45 : 58,693.19 = 11,046.79 : x
  2. Step 2: Convert to fraction form
    39,126.45/58,693.19 = 11,046.79/x
  3. Step 3: Cross multiply
    39,126.45x = 58,693.19 × 11,046.79
  4. Step 4: Simplify right side
    39,126.45x = 648,371,094.48
  5. Step 5: Solve for x
    x = 648,371,094.48/39,126.45
  6. Step 6: Final answer
    x = 16,571.17

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1.5x scale

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.