Home / 52,546.10-72,515.36-28,674.08

Finding the Fourth Proportional to 52,546.10, 72,515.36 and 28,674.08

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Solution

The fourth proportional to 52,546.10, 72,515.36 and 28,674.08 is: 39,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,546.10 : 72,515.36 = 28,674.08 : x
  2. Step 2: Convert to fraction form
    52,546.10/72,515.36 = 28,674.08/x
  3. Step 3: Cross multiply
    52,546.10x = 72,515.36 × 28,674.08
  4. Step 4: Simplify right side
    52,546.10x = 2,079,311,233.87
  5. Step 5: Solve for x
    x = 2,079,311,233.87/52,546.10
  6. Step 6: Final answer
    x = 39,571.18

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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.