Home / 33,688.43-46,487.45-18,581.66

Finding the Fourth Proportional to 33,688.43, 46,487.45 and 18,581.66

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Solution

The fourth proportional to 33,688.43, 46,487.45 and 18,581.66 is: 25,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.43 : 46,487.45 = 18,581.66 : x
  2. Step 2: Convert to fraction form
    33,688.43/46,487.45 = 18,581.66/x
  3. Step 3: Cross multiply
    33,688.43x = 46,487.45 × 18,581.66
  4. Step 4: Simplify right side
    33,688.43x = 863,813,990.17
  5. Step 5: Solve for x
    x = 863,813,990.17/33,688.43
  6. Step 6: Final answer
    x = 25,641.27

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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.