Home / 46,449.06-64,126.26-30,579.65

Finding the Fourth Proportional to 46,449.06, 64,126.26 and 30,579.65

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Solution

The fourth proportional to 46,449.06, 64,126.26 and 30,579.65 is: 42,217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,449.06 : 64,126.26 = 30,579.65 : x
  2. Step 2: Convert to fraction form
    46,449.06/64,126.26 = 30,579.65/x
  3. Step 3: Cross multiply
    46,449.06x = 64,126.26 × 30,579.65
  4. Step 4: Simplify right side
    46,449.06x = 1,960,958,265.98
  5. Step 5: Solve for x
    x = 1,960,958,265.98/46,449.06
  6. Step 6: Final answer
    x = 42,217.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.