Home / 17,153.88-23,670.48-10,080.40

Finding the Fourth Proportional to 17,153.88, 23,670.48 and 10,080.40

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Solution

The fourth proportional to 17,153.88, 23,670.48 and 10,080.40 is: 13,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.88 : 23,670.48 = 10,080.40 : x
  2. Step 2: Convert to fraction form
    17,153.88/23,670.48 = 10,080.40/x
  3. Step 3: Cross multiply
    17,153.88x = 23,670.48 × 10,080.40
  4. Step 4: Simplify right side
    17,153.88x = 238,607,906.59
  5. Step 5: Solve for x
    x = 238,607,906.59/17,153.88
  6. Step 6: Final answer
    x = 13,909.85

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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.