Home / 52,603.36-72,593.04-28,729.60

Finding the Fourth Proportional to 52,603.36, 72,593.04 and 28,729.60

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Solution

The fourth proportional to 52,603.36, 72,593.04 and 28,729.60 is: 39,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,603.36 : 72,593.04 = 28,729.60 : x
  2. Step 2: Convert to fraction form
    52,603.36/72,593.04 = 28,729.60/x
  3. Step 3: Cross multiply
    52,603.36x = 72,593.04 × 28,729.60
  4. Step 4: Simplify right side
    52,603.36x = 2,085,569,001.98
  5. Step 5: Solve for x
    x = 2,085,569,001.98/52,603.36
  6. Step 6: Final answer
    x = 39,647.07

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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.