Home / 33,979.72-46,710.80-30,356.68

Finding the Fourth Proportional to 33,979.72, 46,710.80 and 30,356.68

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Solution

The fourth proportional to 33,979.72, 46,710.80 and 30,356.68 is: 41,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,979.72 : 46,710.80 = 30,356.68 : x
  2. Step 2: Convert to fraction form
    33,979.72/46,710.80 = 30,356.68/x
  3. Step 3: Cross multiply
    33,979.72x = 46,710.80 × 30,356.68
  4. Step 4: Simplify right side
    33,979.72x = 1,417,984,808.14
  5. Step 5: Solve for x
    x = 1,417,984,808.14/33,979.72
  6. Step 6: Final answer
    x = 41,730.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.