Home / 43,209.42-64,804.39-15,507.42

Finding the Fourth Proportional to 43,209.42, 64,804.39 and 15,507.42

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Solution

The fourth proportional to 43,209.42, 64,804.39 and 15,507.42 is: 23,257.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,209.42 : 64,804.39 = 15,507.42 : x
  2. Step 2: Convert to fraction form
    43,209.42/64,804.39 = 15,507.42/x
  3. Step 3: Cross multiply
    43,209.42x = 64,804.39 × 15,507.42
  4. Step 4: Simplify right side
    43,209.42x = 1,004,948,893.57
  5. Step 5: Solve for x
    x = 1,004,948,893.57/43,209.42
  6. Step 6: Final answer
    x = 23,257.63

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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.