Home / 38,260.68-57,388.86-11,962.32

Finding the Fourth Proportional to 38,260.68, 57,388.86 and 11,962.32

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Solution

The fourth proportional to 38,260.68, 57,388.86 and 11,962.32 is: 17,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.68 : 57,388.86 = 11,962.32 : x
  2. Step 2: Convert to fraction form
    38,260.68/57,388.86 = 11,962.32/x
  3. Step 3: Cross multiply
    38,260.68x = 57,388.86 × 11,962.32
  4. Step 4: Simplify right side
    38,260.68x = 686,503,907.76
  5. Step 5: Solve for x
    x = 686,503,907.76/38,260.68
  6. Step 6: Final answer
    x = 17,942.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.