Home / 33,633.08-46,432.29-20,207.63

Finding the Fourth Proportional to 33,633.08, 46,432.29 and 20,207.63

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Solution

The fourth proportional to 33,633.08, 46,432.29 and 20,207.63 is: 27,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,633.08 : 46,432.29 = 20,207.63 : x
  2. Step 2: Convert to fraction form
    33,633.08/46,432.29 = 20,207.63/x
  3. Step 3: Cross multiply
    33,633.08x = 46,432.29 × 20,207.63
  4. Step 4: Simplify right side
    33,633.08x = 938,286,304.21
  5. Step 5: Solve for x
    x = 938,286,304.21/33,633.08
  6. Step 6: Final answer
    x = 27,897.73

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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.