Home / 43,179.44-64,771.47-13,599.58

Finding the Fourth Proportional to 43,179.44, 64,771.47 and 13,599.58

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Solution

The fourth proportional to 43,179.44, 64,771.47 and 13,599.58 is: 20,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,179.44 : 64,771.47 = 13,599.58 : x
  2. Step 2: Convert to fraction form
    43,179.44/64,771.47 = 13,599.58/x
  3. Step 3: Cross multiply
    43,179.44x = 64,771.47 × 13,599.58
  4. Step 4: Simplify right side
    43,179.44x = 880,864,787.98
  5. Step 5: Solve for x
    x = 880,864,787.98/43,179.44
  6. Step 6: Final answer
    x = 20,400.10

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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.