Home / 52,819.92-72,893.18-28,948.05

Finding the Fourth Proportional to 52,819.92, 72,893.18 and 28,948.05

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Solution

The fourth proportional to 52,819.92, 72,893.18 and 28,948.05 is: 39,949.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,819.92 : 72,893.18 = 28,948.05 : x
  2. Step 2: Convert to fraction form
    52,819.92/72,893.18 = 28,948.05/x
  3. Step 3: Cross multiply
    52,819.92x = 72,893.18 × 28,948.05
  4. Step 4: Simplify right side
    52,819.92x = 2,110,115,419.30
  5. Step 5: Solve for x
    x = 2,110,115,419.30/52,819.92
  6. Step 6: Final answer
    x = 39,949.24

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1.5x scale

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.