Home / 52,708.19-72,737.51-28,835.25

Finding the Fourth Proportional to 52,708.19, 72,737.51 and 28,835.25

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Solution

The fourth proportional to 52,708.19, 72,737.51 and 28,835.25 is: 39,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,708.19 : 72,737.51 = 28,835.25 : x
  2. Step 2: Convert to fraction form
    52,708.19/72,737.51 = 28,835.25/x
  3. Step 3: Cross multiply
    52,708.19x = 72,737.51 × 28,835.25
  4. Step 4: Simplify right side
    52,708.19x = 2,097,404,141.05
  5. Step 5: Solve for x
    x = 2,097,404,141.05/52,708.19
  6. Step 6: Final answer
    x = 39,792.76

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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.