Home / 23,920.92-33,011.55-13,166.35

Finding the Fourth Proportional to 23,920.92, 33,011.55 and 13,166.35

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Solution

The fourth proportional to 23,920.92, 33,011.55 and 13,166.35 is: 18,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.92 : 33,011.55 = 13,166.35 : x
  2. Step 2: Convert to fraction form
    23,920.92/33,011.55 = 13,166.35/x
  3. Step 3: Cross multiply
    23,920.92x = 33,011.55 × 13,166.35
  4. Step 4: Simplify right side
    23,920.92x = 434,641,538.81
  5. Step 5: Solve for x
    x = 434,641,538.81/23,920.92
  6. Step 6: Final answer
    x = 18,169.93

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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.