Home / 33,847.50-46,703.07-21,909.18

Finding the Fourth Proportional to 33,847.50, 46,703.07 and 21,909.18

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Solution

The fourth proportional to 33,847.50, 46,703.07 and 21,909.18 is: 30,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,847.50 : 46,703.07 = 21,909.18 : x
  2. Step 2: Convert to fraction form
    33,847.50/46,703.07 = 21,909.18/x
  3. Step 3: Cross multiply
    33,847.50x = 46,703.07 × 21,909.18
  4. Step 4: Simplify right side
    33,847.50x = 1,023,225,967.18
  5. Step 5: Solve for x
    x = 1,023,225,967.18/33,847.50
  6. Step 6: Final answer
    x = 30,230.47

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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.