Home / 17,321.88-23,903.28-10,153.20

Finding the Fourth Proportional to 17,321.88, 23,903.28 and 10,153.20

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Solution

The fourth proportional to 17,321.88, 23,903.28 and 10,153.20 is: 14,010.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.88 : 23,903.28 = 10,153.20 : x
  2. Step 2: Convert to fraction form
    17,321.88/23,903.28 = 10,153.20/x
  3. Step 3: Cross multiply
    17,321.88x = 23,903.28 × 10,153.20
  4. Step 4: Simplify right side
    17,321.88x = 242,694,782.50
  5. Step 5: Solve for x
    x = 242,694,782.50/17,321.88
  6. Step 6: Final answer
    x = 14,010.88

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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.