Home / 18,864.54-26,033.76-11,308.32

Finding the Fourth Proportional to 18,864.54, 26,033.76 and 11,308.32

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Solution

The fourth proportional to 18,864.54, 26,033.76 and 11,308.32 is: 15,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.54 : 26,033.76 = 11,308.32 : x
  2. Step 2: Convert to fraction form
    18,864.54/26,033.76 = 11,308.32/x
  3. Step 3: Cross multiply
    18,864.54x = 26,033.76 × 11,308.32
  4. Step 4: Simplify right side
    18,864.54x = 294,398,088.88
  5. Step 5: Solve for x
    x = 294,398,088.88/18,864.54
  6. Step 6: Final answer
    x = 15,605.90

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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.