Home / 33,687.86-46,489.60-18,581.16

Finding the Fourth Proportional to 33,687.86, 46,489.60 and 18,581.16

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Solution

The fourth proportional to 33,687.86, 46,489.60 and 18,581.16 is: 25,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,687.86 : 46,489.60 = 18,581.16 : x
  2. Step 2: Convert to fraction form
    33,687.86/46,489.60 = 18,581.16/x
  3. Step 3: Cross multiply
    33,687.86x = 46,489.60 × 18,581.16
  4. Step 4: Simplify right side
    33,687.86x = 863,830,695.94
  5. Step 5: Solve for x
    x = 863,830,695.94/33,687.86
  6. Step 6: Final answer
    x = 25,642.20

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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.