Home / 33,555.66-46,329.77-30,712.13

Finding the Fourth Proportional to 33,555.66, 46,329.77 and 30,712.13

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Solution

The fourth proportional to 33,555.66, 46,329.77 and 30,712.13 is: 42,403.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,555.66 : 46,329.77 = 30,712.13 : x
  2. Step 2: Convert to fraction form
    33,555.66/46,329.77 = 30,712.13/x
  3. Step 3: Cross multiply
    33,555.66x = 46,329.77 × 30,712.13
  4. Step 4: Simplify right side
    33,555.66x = 1,422,885,919.11
  5. Step 5: Solve for x
    x = 1,422,885,919.11/33,555.66
  6. Step 6: Final answer
    x = 42,403.75

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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.