Home / 52,340.48-72,230.20-28,467.32

Finding the Fourth Proportional to 52,340.48, 72,230.20 and 28,467.32

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Solution

The fourth proportional to 52,340.48, 72,230.20 and 28,467.32 is: 39,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,340.48 : 72,230.20 = 28,467.32 : x
  2. Step 2: Convert to fraction form
    52,340.48/72,230.20 = 28,467.32/x
  3. Step 3: Cross multiply
    52,340.48x = 72,230.20 × 28,467.32
  4. Step 4: Simplify right side
    52,340.48x = 2,056,200,217.06
  5. Step 5: Solve for x
    x = 2,056,200,217.06/52,340.48
  6. Step 6: Final answer
    x = 39,285.09

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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.