Home / 17,199.28-23,757.57-13,854.40

Finding the Fourth Proportional to 17,199.28, 23,757.57 and 13,854.40

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Solution

The fourth proportional to 17,199.28, 23,757.57 and 13,854.40 is: 19,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,199.28 : 23,757.57 = 13,854.40 : x
  2. Step 2: Convert to fraction form
    17,199.28/23,757.57 = 13,854.40/x
  3. Step 3: Cross multiply
    17,199.28x = 23,757.57 × 13,854.40
  4. Step 4: Simplify right side
    17,199.28x = 329,146,877.81
  5. Step 5: Solve for x
    x = 329,146,877.81/17,199.28
  6. Step 6: Final answer
    x = 19,137.25

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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.