Home / 17,372.42-23,965.12-10,988.26

Finding the Fourth Proportional to 17,372.42, 23,965.12 and 10,988.26

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Solution

The fourth proportional to 17,372.42, 23,965.12 and 10,988.26 is: 15,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,372.42 : 23,965.12 = 10,988.26 : x
  2. Step 2: Convert to fraction form
    17,372.42/23,965.12 = 10,988.26/x
  3. Step 3: Cross multiply
    17,372.42x = 23,965.12 × 10,988.26
  4. Step 4: Simplify right side
    17,372.42x = 263,334,861.50
  5. Step 5: Solve for x
    x = 263,334,861.50/17,372.42
  6. Step 6: Final answer
    x = 15,158.21

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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.