Home / 14,943.53-20,613.46-9,344.81

Finding the Fourth Proportional to 14,943.53, 20,613.46 and 9,344.81

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Solution

The fourth proportional to 14,943.53, 20,613.46 and 9,344.81 is: 12,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943.53 : 20,613.46 = 9,344.81 : x
  2. Step 2: Convert to fraction form
    14,943.53/20,613.46 = 9,344.81/x
  3. Step 3: Cross multiply
    14,943.53x = 20,613.46 × 9,344.81
  4. Step 4: Simplify right side
    14,943.53x = 192,628,867.14
  5. Step 5: Solve for x
    x = 192,628,867.14/14,943.53
  6. Step 6: Final answer
    x = 12,890.45

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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.