Home / 38,862.84-58,279.94-13,896.12

Finding the Fourth Proportional to 38,862.84, 58,279.94 and 13,896.12

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Solution

The fourth proportional to 38,862.84, 58,279.94 and 13,896.12 is: 20,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862.84 : 58,279.94 = 13,896.12 : x
  2. Step 2: Convert to fraction form
    38,862.84/58,279.94 = 13,896.12/x
  3. Step 3: Cross multiply
    38,862.84x = 58,279.94 × 13,896.12
  4. Step 4: Simplify right side
    38,862.84x = 809,865,039.83
  5. Step 5: Solve for x
    x = 809,865,039.83/38,862.84
  6. Step 6: Final answer
    x = 20,839.06

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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.