Home / 16,470.85-22,728.33-9,755.35

Finding the Fourth Proportional to 16,470.85, 22,728.33 and 9,755.35

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Solution

The fourth proportional to 16,470.85, 22,728.33 and 9,755.35 is: 13,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,470.85 : 22,728.33 = 9,755.35 : x
  2. Step 2: Convert to fraction form
    16,470.85/22,728.33 = 9,755.35/x
  3. Step 3: Cross multiply
    16,470.85x = 22,728.33 × 9,755.35
  4. Step 4: Simplify right side
    16,470.85x = 221,722,814.07
  5. Step 5: Solve for x
    x = 221,722,814.07/16,470.85
  6. Step 6: Final answer
    x = 13,461.53

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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.