Home / 52,705.55-72,733.66-28,832.39

Finding the Fourth Proportional to 52,705.55, 72,733.66 and 28,832.39

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Solution

The fourth proportional to 52,705.55, 72,733.66 and 28,832.39 is: 39,788.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,705.55 : 72,733.66 = 28,832.39 : x
  2. Step 2: Convert to fraction form
    52,705.55/72,733.66 = 28,832.39/x
  3. Step 3: Cross multiply
    52,705.55x = 72,733.66 × 28,832.39
  4. Step 4: Simplify right side
    52,705.55x = 2,097,085,088.25
  5. Step 5: Solve for x
    x = 2,097,085,088.25/52,705.55
  6. Step 6: Final answer
    x = 39,788.69

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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.