Home / 14,082.45-19,389.48-11,953.53

Finding the Fourth Proportional to 14,082.45, 19,389.48 and 11,953.53

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Solution

The fourth proportional to 14,082.45, 19,389.48 and 11,953.53 is: 16,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.45 : 19,389.48 = 11,953.53 : x
  2. Step 2: Convert to fraction form
    14,082.45/19,389.48 = 11,953.53/x
  3. Step 3: Cross multiply
    14,082.45x = 19,389.48 × 11,953.53
  4. Step 4: Simplify right side
    14,082.45x = 231,772,686.04
  5. Step 5: Solve for x
    x = 231,772,686.04/14,082.45
  6. Step 6: Final answer
    x = 16,458.27

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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.