Home / 16,345.96-22,515.30-12,802.92

Finding the Fourth Proportional to 16,345.96, 22,515.30 and 12,802.92

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Solution

The fourth proportional to 16,345.96, 22,515.30 and 12,802.92 is: 17,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,345.96 : 22,515.30 = 12,802.92 : x
  2. Step 2: Convert to fraction form
    16,345.96/22,515.30 = 12,802.92/x
  3. Step 3: Cross multiply
    16,345.96x = 22,515.30 × 12,802.92
  4. Step 4: Simplify right side
    16,345.96x = 288,261,584.68
  5. Step 5: Solve for x
    x = 288,261,584.68/16,345.96
  6. Step 6: Final answer
    x = 17,635.04

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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.