Home / 14,802.06-20,385.33-14,755.92

Finding the Fourth Proportional to 14,802.06, 20,385.33 and 14,755.92

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Solution

The fourth proportional to 14,802.06, 20,385.33 and 14,755.92 is: 20,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.06 : 20,385.33 = 14,755.92 : x
  2. Step 2: Convert to fraction form
    14,802.06/20,385.33 = 14,755.92/x
  3. Step 3: Cross multiply
    14,802.06x = 20,385.33 × 14,755.92
  4. Step 4: Simplify right side
    14,802.06x = 300,804,298.65
  5. Step 5: Solve for x
    x = 300,804,298.65/14,802.06
  6. Step 6: Final answer
    x = 20,321.79

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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.