Home / 35,632.08-49,175.19-19,721.64

Finding the Fourth Proportional to 35,632.08, 49,175.19 and 19,721.64

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Solution

The fourth proportional to 35,632.08, 49,175.19 and 19,721.64 is: 27,217.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,632.08 : 49,175.19 = 19,721.64 : x
  2. Step 2: Convert to fraction form
    35,632.08/49,175.19 = 19,721.64/x
  3. Step 3: Cross multiply
    35,632.08x = 49,175.19 × 19,721.64
  4. Step 4: Simplify right side
    35,632.08x = 969,815,394.11
  5. Step 5: Solve for x
    x = 969,815,394.11/35,632.08
  6. Step 6: Final answer
    x = 27,217.48

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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.