Home / 17,690.63-24,399.25-10,972.49

Finding the Fourth Proportional to 17,690.63, 24,399.25 and 10,972.49

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Solution

The fourth proportional to 17,690.63, 24,399.25 and 10,972.49 is: 15,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.63 : 24,399.25 = 10,972.49 : x
  2. Step 2: Convert to fraction form
    17,690.63/24,399.25 = 10,972.49/x
  3. Step 3: Cross multiply
    17,690.63x = 24,399.25 × 10,972.49
  4. Step 4: Simplify right side
    17,690.63x = 267,720,526.63
  5. Step 5: Solve for x
    x = 267,720,526.63/17,690.63
  6. Step 6: Final answer
    x = 15,133.46

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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.