Home / 52,539.84-72,506.61-28,667.79

Finding the Fourth Proportional to 52,539.84, 72,506.61 and 28,667.79

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Solution

The fourth proportional to 52,539.84, 72,506.61 and 28,667.79 is: 39,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,539.84 : 72,506.61 = 28,667.79 : x
  2. Step 2: Convert to fraction form
    52,539.84/72,506.61 = 28,667.79/x
  3. Step 3: Cross multiply
    52,539.84x = 72,506.61 × 28,667.79
  4. Step 4: Simplify right side
    52,539.84x = 2,078,604,269.09
  5. Step 5: Solve for x
    x = 2,078,604,269.09/52,539.84
  6. Step 6: Final answer
    x = 39,562.44

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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.