Home / 49,722.84-68,642.91-38,366.82

Finding the Fourth Proportional to 49,722.84, 68,642.91 and 38,366.82

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Solution

The fourth proportional to 49,722.84, 68,642.91 and 38,366.82 is: 52,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,722.84 : 68,642.91 = 38,366.82 : x
  2. Step 2: Convert to fraction form
    49,722.84/68,642.91 = 38,366.82/x
  3. Step 3: Cross multiply
    49,722.84x = 68,642.91 × 38,366.82
  4. Step 4: Simplify right side
    49,722.84x = 2,633,610,172.25
  5. Step 5: Solve for x
    x = 2,633,610,172.25/49,722.84
  6. Step 6: Final answer
    x = 52,965.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.