Home / 33,985.50-46,898.30-18,879.12

Finding the Fourth Proportional to 33,985.50, 46,898.30 and 18,879.12

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Solution

The fourth proportional to 33,985.50, 46,898.30 and 18,879.12 is: 26,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,985.50 : 46,898.30 = 18,879.12 : x
  2. Step 2: Convert to fraction form
    33,985.50/46,898.30 = 18,879.12/x
  3. Step 3: Cross multiply
    33,985.50x = 46,898.30 × 18,879.12
  4. Step 4: Simplify right side
    33,985.50x = 885,398,633.50
  5. Step 5: Solve for x
    x = 885,398,633.50/33,985.50
  6. Step 6: Final answer
    x = 26,052.25

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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.