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Finding the Fourth Proportional to 18,295.16, 27,464.54 and 10,903.10

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Solution

The fourth proportional to 18,295.16, 27,464.54 and 10,903.10 is: 16,367.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.16 : 27,464.54 = 10,903.10 : x
  2. Step 2: Convert to fraction form
    18,295.16/27,464.54 = 10,903.10/x
  3. Step 3: Cross multiply
    18,295.16x = 27,464.54 × 10,903.10
  4. Step 4: Simplify right side
    18,295.16x = 299,448,434.24
  5. Step 5: Solve for x
    x = 299,448,434.24/18,295.16
  6. Step 6: Final answer
    x = 16,367.64

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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.