Home / 33,720.72-46,534.76-18,613.41

Finding the Fourth Proportional to 33,720.72, 46,534.76 and 18,613.41

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Solution

The fourth proportional to 33,720.72, 46,534.76 and 18,613.41 is: 25,686.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.72 : 46,534.76 = 18,613.41 : x
  2. Step 2: Convert to fraction form
    33,720.72/46,534.76 = 18,613.41/x
  3. Step 3: Cross multiply
    33,720.72x = 46,534.76 × 18,613.41
  4. Step 4: Simplify right side
    33,720.72x = 866,170,474.06
  5. Step 5: Solve for x
    x = 866,170,474.06/33,720.72
  6. Step 6: Final answer
    x = 25,686.59

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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.