Home / 52,822.48-72,895.60-28,948.64

Finding the Fourth Proportional to 52,822.48, 72,895.60 and 28,948.64

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Solution

The fourth proportional to 52,822.48, 72,895.60 and 28,948.64 is: 39,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,822.48 : 72,895.60 = 28,948.64 : x
  2. Step 2: Convert to fraction form
    52,822.48/72,895.60 = 28,948.64/x
  3. Step 3: Cross multiply
    52,822.48x = 72,895.60 × 28,948.64
  4. Step 4: Simplify right side
    52,822.48x = 2,110,228,400.89
  5. Step 5: Solve for x
    x = 2,110,228,400.89/52,822.48
  6. Step 6: Final answer
    x = 39,949.44

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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.