Home / 52,588.42-72,571.47-28,715.02

Finding the Fourth Proportional to 52,588.42, 72,571.47 and 28,715.02

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Solution

The fourth proportional to 52,588.42, 72,571.47 and 28,715.02 is: 39,626.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588.42 : 72,571.47 = 28,715.02 : x
  2. Step 2: Convert to fraction form
    52,588.42/72,571.47 = 28,715.02/x
  3. Step 3: Cross multiply
    52,588.42x = 72,571.47 × 28,715.02
  4. Step 4: Simplify right side
    52,588.42x = 2,083,891,212.48
  5. Step 5: Solve for x
    x = 2,083,891,212.48/52,588.42
  6. Step 6: Final answer
    x = 39,626.43

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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.