Home / 33,987.96-46,901.80-18,881.60

Finding the Fourth Proportional to 33,987.96, 46,901.80 and 18,881.60

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Solution

The fourth proportional to 33,987.96, 46,901.80 and 18,881.60 is: 26,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,987.96 : 46,901.80 = 18,881.60 : x
  2. Step 2: Convert to fraction form
    33,987.96/46,901.80 = 18,881.60/x
  3. Step 3: Cross multiply
    33,987.96x = 46,901.80 × 18,881.60
  4. Step 4: Simplify right side
    33,987.96x = 885,581,026.88
  5. Step 5: Solve for x
    x = 885,581,026.88/33,987.96
  6. Step 6: Final answer
    x = 26,055.73

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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.