Home / 52,587.12-72,571.46-28,713.99

Finding the Fourth Proportional to 52,587.12, 72,571.46 and 28,713.99

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Solution

The fourth proportional to 52,587.12, 72,571.46 and 28,713.99 is: 39,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,587.12 : 72,571.46 = 28,713.99 : x
  2. Step 2: Convert to fraction form
    52,587.12/72,571.46 = 28,713.99/x
  3. Step 3: Cross multiply
    52,587.12x = 72,571.46 × 28,713.99
  4. Step 4: Simplify right side
    52,587.12x = 2,083,816,033.16
  5. Step 5: Solve for x
    x = 2,083,816,033.16/52,587.12
  6. Step 6: Final answer
    x = 39,625.98

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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.