Home / 19,273.17-28,889.64-9,398.88

Finding the Fourth Proportional to 19,273.17, 28,889.64 and 9,398.88

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Solution

The fourth proportional to 19,273.17, 28,889.64 and 9,398.88 is: 14,088.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,273.17 : 28,889.64 = 9,398.88 : x
  2. Step 2: Convert to fraction form
    19,273.17/28,889.64 = 9,398.88/x
  3. Step 3: Cross multiply
    19,273.17x = 28,889.64 × 9,398.88
  4. Step 4: Simplify right side
    19,273.17x = 271,530,259.60
  5. Step 5: Solve for x
    x = 271,530,259.60/19,273.17
  6. Step 6: Final answer
    x = 14,088.51

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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.