Home / 19,319.68-29,000.04-17,112.88

Finding the Fourth Proportional to 19,319.68, 29,000.04 and 17,112.88

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Solution

The fourth proportional to 19,319.68, 29,000.04 and 17,112.88 is: 25,687.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319.68 : 29,000.04 = 17,112.88 : x
  2. Step 2: Convert to fraction form
    19,319.68/29,000.04 = 17,112.88/x
  3. Step 3: Cross multiply
    19,319.68x = 29,000.04 × 17,112.88
  4. Step 4: Simplify right side
    19,319.68x = 496,274,204.52
  5. Step 5: Solve for x
    x = 496,274,204.52/19,319.68
  6. Step 6: Final answer
    x = 25,687.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.