Home / 73,025.58-109,539.36-25,638.78

Finding the Fourth Proportional to 73,025.58, 109,539.36 and 25,638.78

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Solution

The fourth proportional to 73,025.58, 109,539.36 and 25,638.78 is: 38,458.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,025.58 : 109,539.36 = 25,638.78 : x
  2. Step 2: Convert to fraction form
    73,025.58/109,539.36 = 25,638.78/x
  3. Step 3: Cross multiply
    73,025.58x = 109,539.36 × 25,638.78
  4. Step 4: Simplify right side
    73,025.58x = 2,808,455,552.38
  5. Step 5: Solve for x
    x = 2,808,455,552.38/73,025.58
  6. Step 6: Final answer
    x = 38,458.52

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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.