Home / 14,809.56-20,395.68-14,763.42

Finding the Fourth Proportional to 14,809.56, 20,395.68 and 14,763.42

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Solution

The fourth proportional to 14,809.56, 20,395.68 and 14,763.42 is: 20,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,809.56 : 20,395.68 = 14,763.42 : x
  2. Step 2: Convert to fraction form
    14,809.56/20,395.68 = 14,763.42/x
  3. Step 3: Cross multiply
    14,809.56x = 20,395.68 × 14,763.42
  4. Step 4: Simplify right side
    14,809.56x = 301,109,990.03
  5. Step 5: Solve for x
    x = 301,109,990.03/14,809.56
  6. Step 6: Final answer
    x = 20,332.14

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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.