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Finding the Fourth Proportional to 18,392.28, 27,593.66 and 9,035

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Solution

The fourth proportional to 18,392.28, 27,593.66 and 9,035 is: 13,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392.28 : 27,593.66 = 9,035 : x
  2. Step 2: Convert to fraction form
    18,392.28/27,593.66 = 9,035/x
  3. Step 3: Cross multiply
    18,392.28x = 27,593.66 × 9,035
  4. Step 4: Simplify right side
    18,392.28x = 249,308,718.10
  5. Step 5: Solve for x
    x = 249,308,718.10/18,392.28
  6. Step 6: Final answer
    x = 13,555.07

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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.