Home / 19,549.64-26,980.26-11,168.84

Finding the Fourth Proportional to 19,549.64, 26,980.26 and 11,168.84

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Solution

The fourth proportional to 19,549.64, 26,980.26 and 11,168.84 is: 15,414.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549.64 : 26,980.26 = 11,168.84 : x
  2. Step 2: Convert to fraction form
    19,549.64/26,980.26 = 11,168.84/x
  3. Step 3: Cross multiply
    19,549.64x = 26,980.26 × 11,168.84
  4. Step 4: Simplify right side
    19,549.64x = 301,338,207.10
  5. Step 5: Solve for x
    x = 301,338,207.10/19,549.64
  6. Step 6: Final answer
    x = 15,414.00

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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.