Home / 33,720.29-46,534.00-18,612.95

Finding the Fourth Proportional to 33,720.29, 46,534.00 and 18,612.95

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Solution

The fourth proportional to 33,720.29, 46,534.00 and 18,612.95 is: 25,685.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.29 : 46,534.00 = 18,612.95 : x
  2. Step 2: Convert to fraction form
    33,720.29/46,534.00 = 18,612.95/x
  3. Step 3: Cross multiply
    33,720.29x = 46,534.00 × 18,612.95
  4. Step 4: Simplify right side
    33,720.29x = 866,135,265.42
  5. Step 5: Solve for x
    x = 866,135,265.42/33,720.29
  6. Step 6: Final answer
    x = 25,685.88

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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.