Home / 35,329.62-48,742.81-21,895.97

Finding the Fourth Proportional to 35,329.62, 48,742.81 and 21,895.97

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Solution

The fourth proportional to 35,329.62, 48,742.81 and 21,895.97 is: 30,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,329.62 : 48,742.81 = 21,895.97 : x
  2. Step 2: Convert to fraction form
    35,329.62/48,742.81 = 21,895.97/x
  3. Step 3: Cross multiply
    35,329.62x = 48,742.81 × 21,895.97
  4. Step 4: Simplify right side
    35,329.62x = 1,067,271,081.20
  5. Step 5: Solve for x
    x = 1,067,271,081.20/35,329.62
  6. Step 6: Final answer
    x = 30,208.96

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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.