Home / 33,987.76-46,910.61-18,885.61

Finding the Fourth Proportional to 33,987.76, 46,910.61 and 18,885.61

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Solution

The fourth proportional to 33,987.76, 46,910.61 and 18,885.61 is: 26,066.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,987.76 : 46,910.61 = 18,885.61 : x
  2. Step 2: Convert to fraction form
    33,987.76/46,910.61 = 18,885.61/x
  3. Step 3: Cross multiply
    33,987.76x = 46,910.61 × 18,885.61
  4. Step 4: Simplify right side
    33,987.76x = 885,935,485.32
  5. Step 5: Solve for x
    x = 885,935,485.32/33,987.76
  6. Step 6: Final answer
    x = 26,066.31

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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.