Home / 52,777.04-72,833.72-28,905.26

Finding the Fourth Proportional to 52,777.04, 72,833.72 and 28,905.26

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Solution

The fourth proportional to 52,777.04, 72,833.72 and 28,905.26 is: 39,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,777.04 : 72,833.72 = 28,905.26 : x
  2. Step 2: Convert to fraction form
    52,777.04/72,833.72 = 28,905.26/x
  3. Step 3: Cross multiply
    52,777.04x = 72,833.72 × 28,905.26
  4. Step 4: Simplify right side
    52,777.04x = 2,105,277,104.67
  5. Step 5: Solve for x
    x = 2,105,277,104.67/52,777.04
  6. Step 6: Final answer
    x = 39,890.02

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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.