Home / 43,313.58-64,979.55-13,727.52

Finding the Fourth Proportional to 43,313.58, 64,979.55 and 13,727.52

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Solution

The fourth proportional to 43,313.58, 64,979.55 and 13,727.52 is: 20,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,313.58 : 64,979.55 = 13,727.52 : x
  2. Step 2: Convert to fraction form
    43,313.58/64,979.55 = 13,727.52/x
  3. Step 3: Cross multiply
    43,313.58x = 64,979.55 × 13,727.52
  4. Step 4: Simplify right side
    43,313.58x = 892,008,072.22
  5. Step 5: Solve for x
    x = 892,008,072.22/43,313.58
  6. Step 6: Final answer
    x = 20,594.19

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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.